Home / 48,169.93-66,496.81-28,019.46

Finding the Fourth Proportional to 48,169.93, 66,496.81 and 28,019.46

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Solution

The fourth proportional to 48,169.93, 66,496.81 and 28,019.46 is: 38,679.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,169.93 : 66,496.81 = 28,019.46 : x
  2. Step 2: Convert to fraction form
    48,169.93/66,496.81 = 28,019.46/x
  3. Step 3: Cross multiply
    48,169.93x = 66,496.81 × 28,019.46
  4. Step 4: Simplify right side
    48,169.93x = 1,863,204,707.92
  5. Step 5: Solve for x
    x = 1,863,204,707.92/48,169.93
  6. Step 6: Final answer
    x = 38,679.83

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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.