Home / 47,065.62-70,600.86-12,005.58

Finding the Fourth Proportional to 47,065.62, 70,600.86 and 12,005.58

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Solution

The fourth proportional to 47,065.62, 70,600.86 and 12,005.58 is: 18,008.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,065.62 : 70,600.86 = 12,005.58 : x
  2. Step 2: Convert to fraction form
    47,065.62/70,600.86 = 12,005.58/x
  3. Step 3: Cross multiply
    47,065.62x = 70,600.86 × 12,005.58
  4. Step 4: Simplify right side
    47,065.62x = 847,604,272.80
  5. Step 5: Solve for x
    x = 847,604,272.80/47,065.62
  6. Step 6: Final answer
    x = 18,008.99

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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.