Home / 18,444.59-25,423.18-13,068.82

Finding the Fourth Proportional to 18,444.59, 25,423.18 and 13,068.82

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Solution

The fourth proportional to 18,444.59, 25,423.18 and 13,068.82 is: 18,013.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,444.59 : 25,423.18 = 13,068.82 : x
  2. Step 2: Convert to fraction form
    18,444.59/25,423.18 = 13,068.82/x
  3. Step 3: Cross multiply
    18,444.59x = 25,423.18 × 13,068.82
  4. Step 4: Simplify right side
    18,444.59x = 332,250,867.02
  5. Step 5: Solve for x
    x = 332,250,867.02/18,444.59
  6. Step 6: Final answer
    x = 18,013.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.