Home / 45,218.28-67,837.15-15,235.50

Finding the Fourth Proportional to 45,218.28, 67,837.15 and 15,235.50

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Solution

The fourth proportional to 45,218.28, 67,837.15 and 15,235.50 is: 22,856.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,218.28 : 67,837.15 = 15,235.50 : x
  2. Step 2: Convert to fraction form
    45,218.28/67,837.15 = 15,235.50/x
  3. Step 3: Cross multiply
    45,218.28x = 67,837.15 × 15,235.50
  4. Step 4: Simplify right side
    45,218.28x = 1,033,532,860.74
  5. Step 5: Solve for x
    x = 1,033,532,860.74/45,218.28
  6. Step 6: Final answer
    x = 22,856.53

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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.