Home / 48,718.17-73,086.75-18,730.17

Finding the Fourth Proportional to 48,718.17, 73,086.75 and 18,730.17

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Solution

The fourth proportional to 48,718.17, 73,086.75 and 18,730.17 is: 28,098.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,718.17 : 73,086.75 = 18,730.17 : x
  2. Step 2: Convert to fraction form
    48,718.17/73,086.75 = 18,730.17/x
  3. Step 3: Cross multiply
    48,718.17x = 73,086.75 × 18,730.17
  4. Step 4: Simplify right side
    48,718.17x = 1,368,927,252.25
  5. Step 5: Solve for x
    x = 1,368,927,252.25/48,718.17
  6. Step 6: Final answer
    x = 28,098.91

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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.