Home / 17,247.04-25,860.80-5,557.12

Finding the Fourth Proportional to 17,247.04, 25,860.80 and 5,557.12

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Solution

The fourth proportional to 17,247.04, 25,860.80 and 5,557.12 is: 8,332.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,247.04 : 25,860.80 = 5,557.12 : x
  2. Step 2: Convert to fraction form
    17,247.04/25,860.80 = 5,557.12/x
  3. Step 3: Cross multiply
    17,247.04x = 25,860.80 × 5,557.12
  4. Step 4: Simplify right side
    17,247.04x = 143,711,568.90
  5. Step 5: Solve for x
    x = 143,711,568.90/17,247.04
  6. Step 6: Final answer
    x = 8,332.54

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1.5x scale

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.