Home / 22,463.24-30,999.20-12,903.75

Finding the Fourth Proportional to 22,463.24, 30,999.20 and 12,903.75

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Solution

The fourth proportional to 22,463.24, 30,999.20 and 12,903.75 is: 17,807.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,463.24 : 30,999.20 = 12,903.75 : x
  2. Step 2: Convert to fraction form
    22,463.24/30,999.20 = 12,903.75/x
  3. Step 3: Cross multiply
    22,463.24x = 30,999.20 × 12,903.75
  4. Step 4: Simplify right side
    22,463.24x = 400,005,862.48
  5. Step 5: Solve for x
    x = 400,005,862.48/22,463.24
  6. Step 6: Final answer
    x = 17,807.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.