Home / 60,923.28-91,386.17-18,803.38

Finding the Fourth Proportional to 60,923.28, 91,386.17 and 18,803.38

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Solution

The fourth proportional to 60,923.28, 91,386.17 and 18,803.38 is: 28,205.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,923.28 : 91,386.17 = 18,803.38 : x
  2. Step 2: Convert to fraction form
    60,923.28/91,386.17 = 18,803.38/x
  3. Step 3: Cross multiply
    60,923.28x = 91,386.17 × 18,803.38
  4. Step 4: Simplify right side
    60,923.28x = 1,718,368,787.24
  5. Step 5: Solve for x
    x = 1,718,368,787.24/60,923.28
  6. Step 6: Final answer
    x = 28,205.46

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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.