Home / 47,342.97-71,002.17-14,055.21

Finding the Fourth Proportional to 47,342.97, 71,002.17 and 14,055.21

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Solution

The fourth proportional to 47,342.97, 71,002.17 and 14,055.21 is: 21,079.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,342.97 : 71,002.17 = 14,055.21 : x
  2. Step 2: Convert to fraction form
    47,342.97/71,002.17 = 14,055.21/x
  3. Step 3: Cross multiply
    47,342.97x = 71,002.17 × 14,055.21
  4. Step 4: Simplify right side
    47,342.97x = 997,950,409.81
  5. Step 5: Solve for x
    x = 997,950,409.81/47,342.97
  6. Step 6: Final answer
    x = 21,079.17

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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.