Home / 54,377.19-81,562.14-14,931

Finding the Fourth Proportional to 54,377.19, 81,562.14 and 14,931

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Solution

The fourth proportional to 54,377.19, 81,562.14 and 14,931 is: 22,395.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,377.19 : 81,562.14 = 14,931 : x
  2. Step 2: Convert to fraction form
    54,377.19/81,562.14 = 14,931/x
  3. Step 3: Cross multiply
    54,377.19x = 81,562.14 × 14,931
  4. Step 4: Simplify right side
    54,377.19x = 1,217,804,312.34
  5. Step 5: Solve for x
    x = 1,217,804,312.34/54,377.19
  6. Step 6: Final answer
    x = 22,395.50

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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.