Home / 31,890.17-44,006.45-17,547.10

Finding the Fourth Proportional to 31,890.17, 44,006.45 and 17,547.10

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Solution

The fourth proportional to 31,890.17, 44,006.45 and 17,547.10 is: 24,213.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,890.17 : 44,006.45 = 17,547.10 : x
  2. Step 2: Convert to fraction form
    31,890.17/44,006.45 = 17,547.10/x
  3. Step 3: Cross multiply
    31,890.17x = 44,006.45 × 17,547.10
  4. Step 4: Simplify right side
    31,890.17x = 772,185,381.04
  5. Step 5: Solve for x
    x = 772,185,381.04/31,890.17
  6. Step 6: Final answer
    x = 24,213.90

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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.