Home / 12,337.34-18,506.07-9,860.57

Finding the Fourth Proportional to 12,337.34, 18,506.07 and 9,860.57

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Solution

The fourth proportional to 12,337.34, 18,506.07 and 9,860.57 is: 14,790.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,337.34 : 18,506.07 = 9,860.57 : x
  2. Step 2: Convert to fraction form
    12,337.34/18,506.07 = 9,860.57/x
  3. Step 3: Cross multiply
    12,337.34x = 18,506.07 × 9,860.57
  4. Step 4: Simplify right side
    12,337.34x = 182,480,398.66
  5. Step 5: Solve for x
    x = 182,480,398.66/12,337.34
  6. Step 6: Final answer
    x = 14,790.90

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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.