Home / 47,722.08-71,474.08-22,779.68

Finding the Fourth Proportional to 47,722.08, 71,474.08 and 22,779.68

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Solution

The fourth proportional to 47,722.08, 71,474.08 and 22,779.68 is: 34,117.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,722.08 : 71,474.08 = 22,779.68 : x
  2. Step 2: Convert to fraction form
    47,722.08/71,474.08 = 22,779.68/x
  3. Step 3: Cross multiply
    47,722.08x = 71,474.08 × 22,779.68
  4. Step 4: Simplify right side
    47,722.08x = 1,628,156,670.69
  5. Step 5: Solve for x
    x = 1,628,156,670.69/47,722.08
  6. Step 6: Final answer
    x = 34,117.47

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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.