Home / 12,765.04-19,147.54-4,000.62

Finding the Fourth Proportional to 12,765.04, 19,147.54 and 4,000.62

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Solution

The fourth proportional to 12,765.04, 19,147.54 and 4,000.62 is: 6,000.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,765.04 : 19,147.54 = 4,000.62 : x
  2. Step 2: Convert to fraction form
    12,765.04/19,147.54 = 4,000.62/x
  3. Step 3: Cross multiply
    12,765.04x = 19,147.54 × 4,000.62
  4. Step 4: Simplify right side
    12,765.04x = 76,602,031.47
  5. Step 5: Solve for x
    x = 76,602,031.47/12,765.04
  6. Step 6: Final answer
    x = 6,000.92

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Similar ratio
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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.