Home / 27,881.52-38,475.06-16,551.48

Finding the Fourth Proportional to 27,881.52, 38,475.06 and 16,551.48

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Solution

The fourth proportional to 27,881.52, 38,475.06 and 16,551.48 is: 22,840.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,881.52 : 38,475.06 = 16,551.48 : x
  2. Step 2: Convert to fraction form
    27,881.52/38,475.06 = 16,551.48/x
  3. Step 3: Cross multiply
    27,881.52x = 38,475.06 × 16,551.48
  4. Step 4: Simplify right side
    27,881.52x = 636,819,186.09
  5. Step 5: Solve for x
    x = 636,819,186.09/27,881.52
  6. Step 6: Final answer
    x = 22,840.19

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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.