Home / 42,250.54-63,316.70-28,035.72

Finding the Fourth Proportional to 42,250.54, 63,316.70 and 28,035.72

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Solution

The fourth proportional to 42,250.54, 63,316.70 and 28,035.72 is: 42,014.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,250.54 : 63,316.70 = 28,035.72 : x
  2. Step 2: Convert to fraction form
    42,250.54/63,316.70 = 28,035.72/x
  3. Step 3: Cross multiply
    42,250.54x = 63,316.70 × 28,035.72
  4. Step 4: Simplify right side
    42,250.54x = 1,775,129,272.52
  5. Step 5: Solve for x
    x = 1,775,129,272.52/42,250.54
  6. Step 6: Final answer
    x = 42,014.36

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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.