Home / 42,264.40-63,386.32-14,177.17

Finding the Fourth Proportional to 42,264.40, 63,386.32 and 14,177.17

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Solution

The fourth proportional to 42,264.40, 63,386.32 and 14,177.17 is: 21,262.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,264.40 : 63,386.32 = 14,177.17 : x
  2. Step 2: Convert to fraction form
    42,264.40/63,386.32 = 14,177.17/x
  3. Step 3: Cross multiply
    42,264.40x = 63,386.32 × 14,177.17
  4. Step 4: Simplify right side
    42,264.40x = 898,638,699.99
  5. Step 5: Solve for x
    x = 898,638,699.99/42,264.40
  6. Step 6: Final answer
    x = 21,262.31

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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.