Home / 42,769.92-64,160.64-15,061.44

Finding the Fourth Proportional to 42,769.92, 64,160.64 and 15,061.44

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Solution

The fourth proportional to 42,769.92, 64,160.64 and 15,061.44 is: 22,594.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,769.92 : 64,160.64 = 15,061.44 : x
  2. Step 2: Convert to fraction form
    42,769.92/64,160.64 = 15,061.44/x
  3. Step 3: Cross multiply
    42,769.92x = 64,160.64 × 15,061.44
  4. Step 4: Simplify right side
    42,769.92x = 966,351,629.72
  5. Step 5: Solve for x
    x = 966,351,629.72/42,769.92
  6. Step 6: Final answer
    x = 22,594.19

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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.