Home / 42,056.25-63,012.96-25,381.24

Finding the Fourth Proportional to 42,056.25, 63,012.96 and 25,381.24

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Solution

The fourth proportional to 42,056.25, 63,012.96 and 25,381.24 is: 38,028.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,056.25 : 63,012.96 = 25,381.24 : x
  2. Step 2: Convert to fraction form
    42,056.25/63,012.96 = 25,381.24/x
  3. Step 3: Cross multiply
    42,056.25x = 63,012.96 × 25,381.24
  4. Step 4: Simplify right side
    42,056.25x = 1,599,347,060.87
  5. Step 5: Solve for x
    x = 1,599,347,060.87/42,056.25
  6. Step 6: Final answer
    x = 38,028.76

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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.