Home / 36,877.67-55,264.17-28,412.15

Finding the Fourth Proportional to 36,877.67, 55,264.17 and 28,412.15

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Solution

The fourth proportional to 36,877.67, 55,264.17 and 28,412.15 is: 42,577.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,877.67 : 55,264.17 = 28,412.15 : x
  2. Step 2: Convert to fraction form
    36,877.67/55,264.17 = 28,412.15/x
  3. Step 3: Cross multiply
    36,877.67x = 55,264.17 × 28,412.15
  4. Step 4: Simplify right side
    36,877.67x = 1,570,173,611.34
  5. Step 5: Solve for x
    x = 1,570,173,611.34/36,877.67
  6. Step 6: Final answer
    x = 42,577.90

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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.