Home / 22,753.24-33,951.87-20,389.15

Finding the Fourth Proportional to 22,753.24, 33,951.87 and 20,389.15

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Solution

The fourth proportional to 22,753.24, 33,951.87 and 20,389.15 is: 30,424.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,753.24 : 33,951.87 = 20,389.15 : x
  2. Step 2: Convert to fraction form
    22,753.24/33,951.87 = 20,389.15/x
  3. Step 3: Cross multiply
    22,753.24x = 33,951.87 × 20,389.15
  4. Step 4: Simplify right side
    22,753.24x = 692,249,812.65
  5. Step 5: Solve for x
    x = 692,249,812.65/22,753.24
  6. Step 6: Final answer
    x = 30,424.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.