Home / 47,686.80-71,442.96-22,339.76

Finding the Fourth Proportional to 47,686.80, 71,442.96 and 22,339.76

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Solution

The fourth proportional to 47,686.80, 71,442.96 and 22,339.76 is: 33,468.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,686.80 : 71,442.96 = 22,339.76 : x
  2. Step 2: Convert to fraction form
    47,686.80/71,442.96 = 22,339.76/x
  3. Step 3: Cross multiply
    47,686.80x = 71,442.96 × 22,339.76
  4. Step 4: Simplify right side
    47,686.80x = 1,596,018,580.09
  5. Step 5: Solve for x
    x = 1,596,018,580.09/47,686.80
  6. Step 6: Final answer
    x = 33,468.77

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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.