Home / 27,590.56-38,083.01-18,031.84

Finding the Fourth Proportional to 27,590.56, 38,083.01 and 18,031.84

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Solution

The fourth proportional to 27,590.56, 38,083.01 and 18,031.84 is: 24,889.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,590.56 : 38,083.01 = 18,031.84 : x
  2. Step 2: Convert to fraction form
    27,590.56/38,083.01 = 18,031.84/x
  3. Step 3: Cross multiply
    27,590.56x = 38,083.01 × 18,031.84
  4. Step 4: Simplify right side
    27,590.56x = 686,706,557.67
  5. Step 5: Solve for x
    x = 686,706,557.67/27,590.56
  6. Step 6: Final answer
    x = 24,889.19

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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.