Home / 18,045.18-24,902.34-10,087.39

Finding the Fourth Proportional to 18,045.18, 24,902.34 and 10,087.39

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Solution

The fourth proportional to 18,045.18, 24,902.34 and 10,087.39 is: 13,920.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,045.18 : 24,902.34 = 10,087.39 : x
  2. Step 2: Convert to fraction form
    18,045.18/24,902.34 = 10,087.39/x
  3. Step 3: Cross multiply
    18,045.18x = 24,902.34 × 10,087.39
  4. Step 4: Simplify right side
    18,045.18x = 251,199,468.72
  5. Step 5: Solve for x
    x = 251,199,468.72/18,045.18
  6. Step 6: Final answer
    x = 13,920.59

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Half scale
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Double scale
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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.