Home / 15,518.16-23,101.74-15,425.92

Finding the Fourth Proportional to 15,518.16, 23,101.74 and 15,425.92

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Solution

The fourth proportional to 15,518.16, 23,101.74 and 15,425.92 is: 22,964.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,518.16 : 23,101.74 = 15,425.92 : x
  2. Step 2: Convert to fraction form
    15,518.16/23,101.74 = 15,425.92/x
  3. Step 3: Cross multiply
    15,518.16x = 23,101.74 × 15,425.92
  4. Step 4: Simplify right side
    15,518.16x = 356,365,593.10
  5. Step 5: Solve for x
    x = 356,365,593.10/15,518.16
  6. Step 6: Final answer
    x = 22,964.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.