Home / 42,776.70-64,165.05-25,234.13

Finding the Fourth Proportional to 42,776.70, 64,165.05 and 25,234.13

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Solution

The fourth proportional to 42,776.70, 64,165.05 and 25,234.13 is: 37,851.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,776.70 : 64,165.05 = 25,234.13 : x
  2. Step 2: Convert to fraction form
    42,776.70/64,165.05 = 25,234.13/x
  3. Step 3: Cross multiply
    42,776.70x = 64,165.05 × 25,234.13
  4. Step 4: Simplify right side
    42,776.70x = 1,619,148,892.33
  5. Step 5: Solve for x
    x = 1,619,148,892.33/42,776.70
  6. Step 6: Final answer
    x = 37,851.19

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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.