Home / 42,375.72-63,566.28-14,298.60

Finding the Fourth Proportional to 42,375.72, 63,566.28 and 14,298.60

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Solution

The fourth proportional to 42,375.72, 63,566.28 and 14,298.60 is: 21,448.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,375.72 : 63,566.28 = 14,298.60 : x
  2. Step 2: Convert to fraction form
    42,375.72/63,566.28 = 14,298.60/x
  3. Step 3: Cross multiply
    42,375.72x = 63,566.28 × 14,298.60
  4. Step 4: Simplify right side
    42,375.72x = 908,908,811.21
  5. Step 5: Solve for x
    x = 908,908,811.21/42,375.72
  6. Step 6: Final answer
    x = 21,448.81

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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.