Home / 48,767.40-67,287.06-28,625.40

Finding the Fourth Proportional to 48,767.40, 67,287.06 and 28,625.40

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Solution

The fourth proportional to 48,767.40, 67,287.06 and 28,625.40 is: 39,496.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,767.40 : 67,287.06 = 28,625.40 : x
  2. Step 2: Convert to fraction form
    48,767.40/67,287.06 = 28,625.40/x
  3. Step 3: Cross multiply
    48,767.40x = 67,287.06 × 28,625.40
  4. Step 4: Simplify right side
    48,767.40x = 1,926,119,007.32
  5. Step 5: Solve for x
    x = 1,926,119,007.32/48,767.40
  6. Step 6: Final answer
    x = 39,496.04

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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.