Home / 47,663.79-71,496.19-14,384.15

Finding the Fourth Proportional to 47,663.79, 71,496.19 and 14,384.15

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Solution

The fourth proportional to 47,663.79, 71,496.19 and 14,384.15 is: 21,576.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,663.79 : 71,496.19 = 14,384.15 : x
  2. Step 2: Convert to fraction form
    47,663.79/71,496.19 = 14,384.15/x
  3. Step 3: Cross multiply
    47,663.79x = 71,496.19 × 14,384.15
  4. Step 4: Simplify right side
    47,663.79x = 1,028,411,706.69
  5. Step 5: Solve for x
    x = 1,028,411,706.69/47,663.79
  6. Step 6: Final answer
    x = 21,576.38

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1.5x scale

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.