Home / 27,422.32-37,842.51-15,484.96

Finding the Fourth Proportional to 27,422.32, 37,842.51 and 15,484.96

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Solution

The fourth proportional to 27,422.32, 37,842.51 and 15,484.96 is: 21,369.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,422.32 : 37,842.51 = 15,484.96 : x
  2. Step 2: Convert to fraction form
    27,422.32/37,842.51 = 15,484.96/x
  3. Step 3: Cross multiply
    27,422.32x = 37,842.51 × 15,484.96
  4. Step 4: Simplify right side
    27,422.32x = 585,989,753.65
  5. Step 5: Solve for x
    x = 585,989,753.65/27,422.32
  6. Step 6: Final answer
    x = 21,369.08

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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.