Home / 38,964.93-58,454.73-12,677.19

Finding the Fourth Proportional to 38,964.93, 58,454.73 and 12,677.19

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Solution

The fourth proportional to 38,964.93, 58,454.73 and 12,677.19 is: 19,018.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,964.93 : 58,454.73 = 12,677.19 : x
  2. Step 2: Convert to fraction form
    38,964.93/58,454.73 = 12,677.19/x
  3. Step 3: Cross multiply
    38,964.93x = 58,454.73 × 12,677.19
  4. Step 4: Simplify right side
    38,964.93x = 741,041,718.61
  5. Step 5: Solve for x
    x = 741,041,718.61/38,964.93
  6. Step 6: Final answer
    x = 19,018.17

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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.