Home / 48,938.10-73,407.15-17,769.30

Finding the Fourth Proportional to 48,938.10, 73,407.15 and 17,769.30

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Solution

The fourth proportional to 48,938.10, 73,407.15 and 17,769.30 is: 26,653.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,938.10 : 73,407.15 = 17,769.30 : x
  2. Step 2: Convert to fraction form
    48,938.10/73,407.15 = 17,769.30/x
  3. Step 3: Cross multiply
    48,938.10x = 73,407.15 × 17,769.30
  4. Step 4: Simplify right side
    48,938.10x = 1,304,393,670.50
  5. Step 5: Solve for x
    x = 1,304,393,670.50/48,938.10
  6. Step 6: Final answer
    x = 26,653.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.