Home / 27,917.27-38,521.48-16,586.47

Finding the Fourth Proportional to 27,917.27, 38,521.48 and 16,586.47

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Solution

The fourth proportional to 27,917.27, 38,521.48 and 16,586.47 is: 22,886.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,917.27 : 38,521.48 = 16,586.47 : x
  2. Step 2: Convert to fraction form
    27,917.27/38,521.48 = 16,586.47/x
  3. Step 3: Cross multiply
    27,917.27x = 38,521.48 × 16,586.47
  4. Step 4: Simplify right side
    27,917.27x = 638,935,096.84
  5. Step 5: Solve for x
    x = 638,935,096.84/27,917.27
  6. Step 6: Final answer
    x = 22,886.74

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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.