Home / 24,689.95-34,071.88-13,359.20

Finding the Fourth Proportional to 24,689.95, 34,071.88 and 13,359.20

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Solution

The fourth proportional to 24,689.95, 34,071.88 and 13,359.20 is: 18,435.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,689.95 : 34,071.88 = 13,359.20 : x
  2. Step 2: Convert to fraction form
    24,689.95/34,071.88 = 13,359.20/x
  3. Step 3: Cross multiply
    24,689.95x = 34,071.88 × 13,359.20
  4. Step 4: Simplify right side
    24,689.95x = 455,172,918.16
  5. Step 5: Solve for x
    x = 455,172,918.16/24,689.95
  6. Step 6: Final answer
    x = 18,435.56

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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.