Home / 42,812.34-64,176.33-25,020.42

Finding the Fourth Proportional to 42,812.34, 64,176.33 and 25,020.42

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Solution

The fourth proportional to 42,812.34, 64,176.33 and 25,020.42 is: 37,505.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,812.34 : 64,176.33 = 25,020.42 : x
  2. Step 2: Convert to fraction form
    42,812.34/64,176.33 = 25,020.42/x
  3. Step 3: Cross multiply
    42,812.34x = 64,176.33 × 25,020.42
  4. Step 4: Simplify right side
    42,812.34x = 1,605,718,730.66
  5. Step 5: Solve for x
    x = 1,605,718,730.66/42,812.34
  6. Step 6: Final answer
    x = 37,505.98

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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.