Home / 42,847.52-64,279.96-15,164.96

Finding the Fourth Proportional to 42,847.52, 64,279.96 and 15,164.96

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Solution

The fourth proportional to 42,847.52, 64,279.96 and 15,164.96 is: 22,750.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,847.52 : 64,279.96 = 15,164.96 : x
  2. Step 2: Convert to fraction form
    42,847.52/64,279.96 = 15,164.96/x
  3. Step 3: Cross multiply
    42,847.52x = 64,279.96 × 15,164.96
  4. Step 4: Simplify right side
    42,847.52x = 974,803,022.20
  5. Step 5: Solve for x
    x = 974,803,022.20/42,847.52
  6. Step 6: Final answer
    x = 22,750.51

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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.