Home / 47,010.15-70,508.30-15,423.55

Finding the Fourth Proportional to 47,010.15, 70,508.30 and 15,423.55

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Solution

The fourth proportional to 47,010.15, 70,508.30 and 15,423.55 is: 23,133.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,010.15 : 70,508.30 = 15,423.55 : x
  2. Step 2: Convert to fraction form
    47,010.15/70,508.30 = 15,423.55/x
  3. Step 3: Cross multiply
    47,010.15x = 70,508.30 × 15,423.55
  4. Step 4: Simplify right side
    47,010.15x = 1,087,488,290.47
  5. Step 5: Solve for x
    x = 1,087,488,290.47/47,010.15
  6. Step 6: Final answer
    x = 23,133.05

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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.