Home / 30,130.97-41,580.95-16,703.19

Finding the Fourth Proportional to 30,130.97, 41,580.95 and 16,703.19

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Solution

The fourth proportional to 30,130.97, 41,580.95 and 16,703.19 is: 23,050.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,130.97 : 41,580.95 = 16,703.19 : x
  2. Step 2: Convert to fraction form
    30,130.97/41,580.95 = 16,703.19/x
  3. Step 3: Cross multiply
    30,130.97x = 41,580.95 × 16,703.19
  4. Step 4: Simplify right side
    30,130.97x = 694,534,424.71
  5. Step 5: Solve for x
    x = 694,534,424.71/30,130.97
  6. Step 6: Final answer
    x = 23,050.52

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Half scale
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Double scale
Find fourth proportional to 30,131.97, 41,582.33 and 16,704.19
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.