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Finding the Fourth Proportional to 58,686.17, 88,030.17 and 14,313.77

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Solution

The fourth proportional to 58,686.17, 88,030.17 and 14,313.77 is: 21,470.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,686.17 : 88,030.17 = 14,313.77 : x
  2. Step 2: Convert to fraction form
    58,686.17/88,030.17 = 14,313.77/x
  3. Step 3: Cross multiply
    58,686.17x = 88,030.17 × 14,313.77
  4. Step 4: Simplify right side
    58,686.17x = 1,260,043,166.29
  5. Step 5: Solve for x
    x = 1,260,043,166.29/58,686.17
  6. Step 6: Final answer
    x = 21,470.87

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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.