Home / 42,555.03-63,826.80-17,591.62

Finding the Fourth Proportional to 42,555.03, 63,826.80 and 17,591.62

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Solution

The fourth proportional to 42,555.03, 63,826.80 and 17,591.62 is: 26,385.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,555.03 : 63,826.80 = 17,591.62 : x
  2. Step 2: Convert to fraction form
    42,555.03/63,826.80 = 17,591.62/x
  3. Step 3: Cross multiply
    42,555.03x = 63,826.80 × 17,591.62
  4. Step 4: Simplify right side
    42,555.03x = 1,122,816,492.28
  5. Step 5: Solve for x
    x = 1,122,816,492.28/42,555.03
  6. Step 6: Final answer
    x = 26,385.05

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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.