Home / 22,497.16-31,044.72-13,547.56

Finding the Fourth Proportional to 22,497.16, 31,044.72 and 13,547.56

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Solution

The fourth proportional to 22,497.16, 31,044.72 and 13,547.56 is: 18,694.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,497.16 : 31,044.72 = 13,547.56 : x
  2. Step 2: Convert to fraction form
    22,497.16/31,044.72 = 13,547.56/x
  3. Step 3: Cross multiply
    22,497.16x = 31,044.72 × 13,547.56
  4. Step 4: Simplify right side
    22,497.16x = 420,580,206.88
  5. Step 5: Solve for x
    x = 420,580,206.88/22,497.16
  6. Step 6: Final answer
    x = 18,694.81

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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.