Home / 14,000.13-19,319.18-8,031.65

Finding the Fourth Proportional to 14,000.13, 19,319.18 and 8,031.65

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Solution

The fourth proportional to 14,000.13, 19,319.18 and 8,031.65 is: 11,083.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,000.13 : 19,319.18 = 8,031.65 : x
  2. Step 2: Convert to fraction form
    14,000.13/19,319.18 = 8,031.65/x
  3. Step 3: Cross multiply
    14,000.13x = 19,319.18 × 8,031.65
  4. Step 4: Simplify right side
    14,000.13x = 155,164,755.29
  5. Step 5: Solve for x
    x = 155,164,755.29/14,000.13
  6. Step 6: Final answer
    x = 11,083.09

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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.