Home / 42,547.00-63,820.50-11,381.44

Finding the Fourth Proportional to 42,547.00, 63,820.50 and 11,381.44

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Solution

The fourth proportional to 42,547.00, 63,820.50 and 11,381.44 is: 17,072.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,547.00 : 63,820.50 = 11,381.44 : x
  2. Step 2: Convert to fraction form
    42,547.00/63,820.50 = 11,381.44/x
  3. Step 3: Cross multiply
    42,547.00x = 63,820.50 × 11,381.44
  4. Step 4: Simplify right side
    42,547.00x = 726,368,989.29
  5. Step 5: Solve for x
    x = 726,368,989.29/42,547.00
  6. Step 6: Final answer
    x = 17,072.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.