Home / 47,331.53-70,985.14-14,043.72

Finding the Fourth Proportional to 47,331.53, 70,985.14 and 14,043.72

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Solution

The fourth proportional to 47,331.53, 70,985.14 and 14,043.72 is: 21,061.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,331.53 : 70,985.14 = 14,043.72 : x
  2. Step 2: Convert to fraction form
    47,331.53/70,985.14 = 14,043.72/x
  3. Step 3: Cross multiply
    47,331.53x = 70,985.14 × 14,043.72
  4. Step 4: Simplify right side
    47,331.53x = 996,895,430.32
  5. Step 5: Solve for x
    x = 996,895,430.32/47,331.53
  6. Step 6: Final answer
    x = 21,061.97

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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.