Home / 19,499.18-29,238.26-6,169.72

Finding the Fourth Proportional to 19,499.18, 29,238.26 and 6,169.72

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Solution

The fourth proportional to 19,499.18, 29,238.26 and 6,169.72 is: 9,251.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,499.18 : 29,238.26 = 6,169.72 : x
  2. Step 2: Convert to fraction form
    19,499.18/29,238.26 = 6,169.72/x
  3. Step 3: Cross multiply
    19,499.18x = 29,238.26 × 6,169.72
  4. Step 4: Simplify right side
    19,499.18x = 180,391,877.49
  5. Step 5: Solve for x
    x = 180,391,877.49/19,499.18
  6. Step 6: Final answer
    x = 9,251.25

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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.