Home / 12,024.59-18,043.33-5,009.45

Finding the Fourth Proportional to 12,024.59, 18,043.33 and 5,009.45

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Solution

The fourth proportional to 12,024.59, 18,043.33 and 5,009.45 is: 7,516.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,024.59 : 18,043.33 = 5,009.45 : x
  2. Step 2: Convert to fraction form
    12,024.59/18,043.33 = 5,009.45/x
  3. Step 3: Cross multiply
    12,024.59x = 18,043.33 × 5,009.45
  4. Step 4: Simplify right side
    12,024.59x = 90,387,056.73
  5. Step 5: Solve for x
    x = 90,387,056.73/12,024.59
  6. Step 6: Final answer
    x = 7,516.85

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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.