Home / 18,535.41-25,572.54-10,571.89

Finding the Fourth Proportional to 18,535.41, 25,572.54 and 10,571.89

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Solution

The fourth proportional to 18,535.41, 25,572.54 and 10,571.89 is: 14,585.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,535.41 : 25,572.54 = 10,571.89 : x
  2. Step 2: Convert to fraction form
    18,535.41/25,572.54 = 10,571.89/x
  3. Step 3: Cross multiply
    18,535.41x = 25,572.54 × 10,571.89
  4. Step 4: Simplify right side
    18,535.41x = 270,350,079.90
  5. Step 5: Solve for x
    x = 270,350,079.90/18,535.41
  6. Step 6: Final answer
    x = 14,585.60

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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.