Home / 27,199.32-40,760.10-15,488.34

Finding the Fourth Proportional to 27,199.32, 40,760.10 and 15,488.34

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Solution

The fourth proportional to 27,199.32, 40,760.10 and 15,488.34 is: 23,210.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,199.32 : 40,760.10 = 15,488.34 : x
  2. Step 2: Convert to fraction form
    27,199.32/40,760.10 = 15,488.34/x
  3. Step 3: Cross multiply
    27,199.32x = 40,760.10 × 15,488.34
  4. Step 4: Simplify right side
    27,199.32x = 631,306,287.23
  5. Step 5: Solve for x
    x = 631,306,287.23/27,199.32
  6. Step 6: Final answer
    x = 23,210.37

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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.