Home / 47,606.20-71,409.30-14,331.40

Finding the Fourth Proportional to 47,606.20, 71,409.30 and 14,331.40

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Solution

The fourth proportional to 47,606.20, 71,409.30 and 14,331.40 is: 21,497.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,606.20 : 71,409.30 = 14,331.40 : x
  2. Step 2: Convert to fraction form
    47,606.20/71,409.30 = 14,331.40/x
  3. Step 3: Cross multiply
    47,606.20x = 71,409.30 × 14,331.40
  4. Step 4: Simplify right side
    47,606.20x = 1,023,395,242.02
  5. Step 5: Solve for x
    x = 1,023,395,242.02/47,606.20
  6. Step 6: Final answer
    x = 21,497.10

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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.