Home / 12,560.33-18,803.85-9,411.73

Finding the Fourth Proportional to 12,560.33, 18,803.85 and 9,411.73

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Solution

The fourth proportional to 12,560.33, 18,803.85 and 9,411.73 is: 14,090.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,560.33 : 18,803.85 = 9,411.73 : x
  2. Step 2: Convert to fraction form
    12,560.33/18,803.85 = 9,411.73/x
  3. Step 3: Cross multiply
    12,560.33x = 18,803.85 × 9,411.73
  4. Step 4: Simplify right side
    12,560.33x = 176,976,676.86
  5. Step 5: Solve for x
    x = 176,976,676.86/12,560.33
  6. Step 6: Final answer
    x = 14,090.13

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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.