Home / 23,901.48-32,980.14-13,290.84

Finding the Fourth Proportional to 23,901.48, 32,980.14 and 13,290.84

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Solution

The fourth proportional to 23,901.48, 32,980.14 and 13,290.84 is: 18,339.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,901.48 : 32,980.14 = 13,290.84 : x
  2. Step 2: Convert to fraction form
    23,901.48/32,980.14 = 13,290.84/x
  3. Step 3: Cross multiply
    23,901.48x = 32,980.14 × 13,290.84
  4. Step 4: Simplify right side
    23,901.48x = 438,333,763.92
  5. Step 5: Solve for x
    x = 438,333,763.92/23,901.48
  6. Step 6: Final answer
    x = 18,339.19

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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.