Home / 48,617.82-72,946.17-20,935.26

Finding the Fourth Proportional to 48,617.82, 72,946.17 and 20,935.26

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Solution

The fourth proportional to 48,617.82, 72,946.17 and 20,935.26 is: 31,411.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,617.82 : 72,946.17 = 20,935.26 : x
  2. Step 2: Convert to fraction form
    48,617.82/72,946.17 = 20,935.26/x
  3. Step 3: Cross multiply
    48,617.82x = 72,946.17 × 20,935.26
  4. Step 4: Simplify right side
    48,617.82x = 1,527,147,034.95
  5. Step 5: Solve for x
    x = 1,527,147,034.95/48,617.82
  6. Step 6: Final answer
    x = 31,411.26

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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.