Home / 18,031.53-27,064.59-10,246.89

Finding the Fourth Proportional to 18,031.53, 27,064.59 and 10,246.89

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Solution

The fourth proportional to 18,031.53, 27,064.59 and 10,246.89 is: 15,380.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,031.53 : 27,064.59 = 10,246.89 : x
  2. Step 2: Convert to fraction form
    18,031.53/27,064.59 = 10,246.89/x
  3. Step 3: Cross multiply
    18,031.53x = 27,064.59 × 10,246.89
  4. Step 4: Simplify right side
    18,031.53x = 277,327,876.63
  5. Step 5: Solve for x
    x = 277,327,876.63/18,031.53
  6. Step 6: Final answer
    x = 15,380.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.