Home / 48,143.26-66,444.87-28,012.06

Finding the Fourth Proportional to 48,143.26, 66,444.87 and 28,012.06

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Solution

The fourth proportional to 48,143.26, 66,444.87 and 28,012.06 is: 38,660.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,143.26 : 66,444.87 = 28,012.06 : x
  2. Step 2: Convert to fraction form
    48,143.26/66,444.87 = 28,012.06/x
  3. Step 3: Cross multiply
    48,143.26x = 66,444.87 × 28,012.06
  4. Step 4: Simplify right side
    48,143.26x = 1,861,257,685.13
  5. Step 5: Solve for x
    x = 1,861,257,685.13/48,143.26
  6. Step 6: Final answer
    x = 38,660.82

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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.