Home / 27,559.28-38,030.20-14,983.92

Finding the Fourth Proportional to 27,559.28, 38,030.20 and 14,983.92

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Solution

The fourth proportional to 27,559.28, 38,030.20 and 14,983.92 is: 20,676.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,559.28 : 38,030.20 = 14,983.92 : x
  2. Step 2: Convert to fraction form
    27,559.28/38,030.20 = 14,983.92/x
  3. Step 3: Cross multiply
    27,559.28x = 38,030.20 × 14,983.92
  4. Step 4: Simplify right side
    27,559.28x = 569,841,474.38
  5. Step 5: Solve for x
    x = 569,841,474.38/27,559.28
  6. Step 6: Final answer
    x = 20,676.94

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Double scale
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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.