Home / 27,439.51-37,832.10-22,398.61

Finding the Fourth Proportional to 27,439.51, 37,832.10 and 22,398.61

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Solution

The fourth proportional to 27,439.51, 37,832.10 and 22,398.61 is: 30,881.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,439.51 : 37,832.10 = 22,398.61 : x
  2. Step 2: Convert to fraction form
    27,439.51/37,832.10 = 22,398.61/x
  3. Step 3: Cross multiply
    27,439.51x = 37,832.10 × 22,398.61
  4. Step 4: Simplify right side
    27,439.51x = 847,386,453.38
  5. Step 5: Solve for x
    x = 847,386,453.38/27,439.51
  6. Step 6: Final answer
    x = 30,881.98

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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.