Home / 42,148.53-63,222.80-23,419.62

Finding the Fourth Proportional to 42,148.53, 63,222.80 and 23,419.62

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Solution

The fourth proportional to 42,148.53, 63,222.80 and 23,419.62 is: 35,129.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,148.53 : 63,222.80 = 23,419.62 : x
  2. Step 2: Convert to fraction form
    42,148.53/63,222.80 = 23,419.62/x
  3. Step 3: Cross multiply
    42,148.53x = 63,222.80 × 23,419.62
  4. Step 4: Simplify right side
    42,148.53x = 1,480,653,951.34
  5. Step 5: Solve for x
    x = 1,480,653,951.34/42,148.53
  6. Step 6: Final answer
    x = 35,129.43

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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.