Home / 24,918.89-34,387.88-13,588.40

Finding the Fourth Proportional to 24,918.89, 34,387.88 and 13,588.40

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Solution

The fourth proportional to 24,918.89, 34,387.88 and 13,588.40 is: 18,751.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,918.89 : 34,387.88 = 13,588.40 : x
  2. Step 2: Convert to fraction form
    24,918.89/34,387.88 = 13,588.40/x
  3. Step 3: Cross multiply
    24,918.89x = 34,387.88 × 13,588.40
  4. Step 4: Simplify right side
    24,918.89x = 467,276,028.71
  5. Step 5: Solve for x
    x = 467,276,028.71/24,918.89
  6. Step 6: Final answer
    x = 18,751.88

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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.