Home / 48,384.30-66,772.17-28,237.98

Finding the Fourth Proportional to 48,384.30, 66,772.17 and 28,237.98

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Solution

The fourth proportional to 48,384.30, 66,772.17 and 28,237.98 is: 38,969.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,384.30 : 66,772.17 = 28,237.98 : x
  2. Step 2: Convert to fraction form
    48,384.30/66,772.17 = 28,237.98/x
  3. Step 3: Cross multiply
    48,384.30x = 66,772.17 × 28,237.98
  4. Step 4: Simplify right side
    48,384.30x = 1,885,511,201.02
  5. Step 5: Solve for x
    x = 1,885,511,201.02/48,384.30
  6. Step 6: Final answer
    x = 38,969.48

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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.