Home / 47,168.01-70,724.88-28,211.58

Finding the Fourth Proportional to 47,168.01, 70,724.88 and 28,211.58

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Solution

The fourth proportional to 47,168.01, 70,724.88 and 28,211.58 is: 42,301.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,168.01 : 70,724.88 = 28,211.58 : x
  2. Step 2: Convert to fraction form
    47,168.01/70,724.88 = 28,211.58/x
  3. Step 3: Cross multiply
    47,168.01x = 70,724.88 × 28,211.58
  4. Step 4: Simplify right side
    47,168.01x = 1,995,260,610.11
  5. Step 5: Solve for x
    x = 1,995,260,610.11/47,168.01
  6. Step 6: Final answer
    x = 42,301.14

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1.5x scale

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.