Home / 48,642.28-67,126.01-28,494.83

Finding the Fourth Proportional to 48,642.28, 67,126.01 and 28,494.83

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Solution

The fourth proportional to 48,642.28, 67,126.01 and 28,494.83 is: 39,322.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,642.28 : 67,126.01 = 28,494.83 : x
  2. Step 2: Convert to fraction form
    48,642.28/67,126.01 = 28,494.83/x
  3. Step 3: Cross multiply
    48,642.28x = 67,126.01 × 28,494.83
  4. Step 4: Simplify right side
    48,642.28x = 1,912,744,268.87
  5. Step 5: Solve for x
    x = 1,912,744,268.87/48,642.28
  6. Step 6: Final answer
    x = 39,322.67

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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.