Home / 42,181.29-63,270.36-10,591.56

Finding the Fourth Proportional to 42,181.29, 63,270.36 and 10,591.56

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Solution

The fourth proportional to 42,181.29, 63,270.36 and 10,591.56 is: 15,886.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,181.29 : 63,270.36 = 10,591.56 : x
  2. Step 2: Convert to fraction form
    42,181.29/63,270.36 = 10,591.56/x
  3. Step 3: Cross multiply
    42,181.29x = 63,270.36 × 10,591.56
  4. Step 4: Simplify right side
    42,181.29x = 670,131,814.16
  5. Step 5: Solve for x
    x = 670,131,814.16/42,181.29
  6. Step 6: Final answer
    x = 15,886.94

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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.