Home / 47,598.04-71,319.17-28,821.20

Finding the Fourth Proportional to 47,598.04, 71,319.17 and 28,821.20

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Solution

The fourth proportional to 47,598.04, 71,319.17 and 28,821.20 is: 43,184.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,598.04 : 71,319.17 = 28,821.20 : x
  2. Step 2: Convert to fraction form
    47,598.04/71,319.17 = 28,821.20/x
  3. Step 3: Cross multiply
    47,598.04x = 71,319.17 × 28,821.20
  4. Step 4: Simplify right side
    47,598.04x = 2,055,503,918.30
  5. Step 5: Solve for x
    x = 2,055,503,918.30/47,598.04
  6. Step 6: Final answer
    x = 43,184.64

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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.