Home / 47,377.35-70,940.18-28,632.02

Finding the Fourth Proportional to 47,377.35, 70,940.18 and 28,632.02

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Solution

The fourth proportional to 47,377.35, 70,940.18 and 28,632.02 is: 42,871.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,377.35 : 70,940.18 = 28,632.02 : x
  2. Step 2: Convert to fraction form
    47,377.35/70,940.18 = 28,632.02/x
  3. Step 3: Cross multiply
    47,377.35x = 70,940.18 × 28,632.02
  4. Step 4: Simplify right side
    47,377.35x = 2,031,160,652.56
  5. Step 5: Solve for x
    x = 2,031,160,652.56/47,377.35
  6. Step 6: Final answer
    x = 42,871.98

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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.