Home / 48,505.08-66,936.02-28,373.88

Finding the Fourth Proportional to 48,505.08, 66,936.02 and 28,373.88

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Solution

The fourth proportional to 48,505.08, 66,936.02 and 28,373.88 is: 39,155.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,505.08 : 66,936.02 = 28,373.88 : x
  2. Step 2: Convert to fraction form
    48,505.08/66,936.02 = 28,373.88/x
  3. Step 3: Cross multiply
    48,505.08x = 66,936.02 × 28,373.88
  4. Step 4: Simplify right side
    48,505.08x = 1,899,234,599.16
  5. Step 5: Solve for x
    x = 1,899,234,599.16/48,505.08
  6. Step 6: Final answer
    x = 39,155.38

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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.