Home / 12,572.08-18,829.40-6,002.90

Finding the Fourth Proportional to 12,572.08, 18,829.40 and 6,002.90

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Solution

The fourth proportional to 12,572.08, 18,829.40 and 6,002.90 is: 8,990.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,572.08 : 18,829.40 = 6,002.90 : x
  2. Step 2: Convert to fraction form
    12,572.08/18,829.40 = 6,002.90/x
  3. Step 3: Cross multiply
    12,572.08x = 18,829.40 × 6,002.90
  4. Step 4: Simplify right side
    12,572.08x = 113,031,005.26
  5. Step 5: Solve for x
    x = 113,031,005.26/12,572.08
  6. Step 6: Final answer
    x = 8,990.64

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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.