Home / 42,232.53-63,381.47-21,193.59

Finding the Fourth Proportional to 42,232.53, 63,381.47 and 21,193.59

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Solution

The fourth proportional to 42,232.53, 63,381.47 and 21,193.59 is: 31,806.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,232.53 : 63,381.47 = 21,193.59 : x
  2. Step 2: Convert to fraction form
    42,232.53/63,381.47 = 21,193.59/x
  3. Step 3: Cross multiply
    42,232.53x = 63,381.47 × 21,193.59
  4. Step 4: Simplify right side
    42,232.53x = 1,343,280,782.81
  5. Step 5: Solve for x
    x = 1,343,280,782.81/42,232.53
  6. Step 6: Final answer
    x = 31,806.78

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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.