Home / 14,148.95-19,524.71-8,180.19

Finding the Fourth Proportional to 14,148.95, 19,524.71 and 8,180.19

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Solution

The fourth proportional to 14,148.95, 19,524.71 and 8,180.19 is: 11,288.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,148.95 : 19,524.71 = 8,180.19 : x
  2. Step 2: Convert to fraction form
    14,148.95/19,524.71 = 8,180.19/x
  3. Step 3: Cross multiply
    14,148.95x = 19,524.71 × 8,180.19
  4. Step 4: Simplify right side
    14,148.95x = 159,715,857.95
  5. Step 5: Solve for x
    x = 159,715,857.95/14,148.95
  6. Step 6: Final answer
    x = 11,288.18

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Double scale
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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.