Home / 47,103.12-70,657.11-12,043.08

Finding the Fourth Proportional to 47,103.12, 70,657.11 and 12,043.08

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Solution

The fourth proportional to 47,103.12, 70,657.11 and 12,043.08 is: 18,065.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,103.12 : 70,657.11 = 12,043.08 : x
  2. Step 2: Convert to fraction form
    47,103.12/70,657.11 = 12,043.08/x
  3. Step 3: Cross multiply
    47,103.12x = 70,657.11 × 12,043.08
  4. Step 4: Simplify right side
    47,103.12x = 850,929,228.30
  5. Step 5: Solve for x
    x = 850,929,228.30/47,103.12
  6. Step 6: Final answer
    x = 18,065.24

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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.