Home / 45,129.99-62,278.41-24,985.69

Finding the Fourth Proportional to 45,129.99, 62,278.41 and 24,985.69

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Solution

The fourth proportional to 45,129.99, 62,278.41 and 24,985.69 is: 34,479.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,129.99 : 62,278.41 = 24,985.69 : x
  2. Step 2: Convert to fraction form
    45,129.99/62,278.41 = 24,985.69/x
  3. Step 3: Cross multiply
    45,129.99x = 62,278.41 × 24,985.69
  4. Step 4: Simplify right side
    45,129.99x = 1,556,069,045.95
  5. Step 5: Solve for x
    x = 1,556,069,045.95/45,129.99
  6. Step 6: Final answer
    x = 34,479.71

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Double scale
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Similar ratio
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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.