Home / 15,148.88-22,728.18-6,825.32

Finding the Fourth Proportional to 15,148.88, 22,728.18 and 6,825.32

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Solution

The fourth proportional to 15,148.88, 22,728.18 and 6,825.32 is: 10,240.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,148.88 : 22,728.18 = 6,825.32 : x
  2. Step 2: Convert to fraction form
    15,148.88/22,728.18 = 6,825.32/x
  3. Step 3: Cross multiply
    15,148.88x = 22,728.18 × 6,825.32
  4. Step 4: Simplify right side
    15,148.88x = 155,127,101.52
  5. Step 5: Solve for x
    x = 155,127,101.52/15,148.88
  6. Step 6: Final answer
    x = 10,240.17

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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.