Home / 13,164.03-19,747.13-6,589.71

Finding the Fourth Proportional to 13,164.03, 19,747.13 and 6,589.71

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Solution

The fourth proportional to 13,164.03, 19,747.13 and 6,589.71 is: 9,885.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,164.03 : 19,747.13 = 6,589.71 : x
  2. Step 2: Convert to fraction form
    13,164.03/19,747.13 = 6,589.71/x
  3. Step 3: Cross multiply
    13,164.03x = 19,747.13 × 6,589.71
  4. Step 4: Simplify right side
    13,164.03x = 130,127,827.08
  5. Step 5: Solve for x
    x = 130,127,827.08/13,164.03
  6. Step 6: Final answer
    x = 9,885.11

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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.