Home / 30,147.29-41,600.54-16,718.51

Finding the Fourth Proportional to 30,147.29, 41,600.54 and 16,718.51

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Solution

The fourth proportional to 30,147.29, 41,600.54 and 16,718.51 is: 23,070.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,147.29 : 41,600.54 = 16,718.51 : x
  2. Step 2: Convert to fraction form
    30,147.29/41,600.54 = 16,718.51/x
  3. Step 3: Cross multiply
    30,147.29x = 41,600.54 × 16,718.51
  4. Step 4: Simplify right side
    30,147.29x = 695,498,752.40
  5. Step 5: Solve for x
    x = 695,498,752.40/30,147.29
  6. Step 6: Final answer
    x = 23,070.03

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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.