Home / 22,847.28-31,535.95-13,289.41

Finding the Fourth Proportional to 22,847.28, 31,535.95 and 13,289.41

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Solution

The fourth proportional to 22,847.28, 31,535.95 and 13,289.41 is: 18,343.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,847.28 : 31,535.95 = 13,289.41 : x
  2. Step 2: Convert to fraction form
    22,847.28/31,535.95 = 13,289.41/x
  3. Step 3: Cross multiply
    22,847.28x = 31,535.95 × 13,289.41
  4. Step 4: Simplify right side
    22,847.28x = 419,094,102.84
  5. Step 5: Solve for x
    x = 419,094,102.84/22,847.28
  6. Step 6: Final answer
    x = 18,343.29

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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.