Home / 45,574.97-68,356.98-12,292.47

Finding the Fourth Proportional to 45,574.97, 68,356.98 and 12,292.47

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Solution

The fourth proportional to 45,574.97, 68,356.98 and 12,292.47 is: 18,437.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,574.97 : 68,356.98 = 12,292.47 : x
  2. Step 2: Convert to fraction form
    45,574.97/68,356.98 = 12,292.47/x
  3. Step 3: Cross multiply
    45,574.97x = 68,356.98 × 12,292.47
  4. Step 4: Simplify right side
    45,574.97x = 840,276,125.94
  5. Step 5: Solve for x
    x = 840,276,125.94/45,574.97
  6. Step 6: Final answer
    x = 18,437.23

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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.