Home / 48,169.84-66,496.69-28,019.38

Finding the Fourth Proportional to 48,169.84, 66,496.69 and 28,019.38

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Solution

The fourth proportional to 48,169.84, 66,496.69 and 28,019.38 is: 38,679.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,169.84 : 66,496.69 = 28,019.38 : x
  2. Step 2: Convert to fraction form
    48,169.84/66,496.69 = 28,019.38/x
  3. Step 3: Cross multiply
    48,169.84x = 66,496.69 × 28,019.38
  4. Step 4: Simplify right side
    48,169.84x = 1,863,195,693.37
  5. Step 5: Solve for x
    x = 1,863,195,693.37/48,169.84
  6. Step 6: Final answer
    x = 38,679.72

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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.