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Finding the Fourth Proportional to 13,063.19, 18,036.59 and 8,034.17

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Solution

The fourth proportional to 13,063.19, 18,036.59 and 8,034.17 is: 11,092.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,063.19 : 18,036.59 = 8,034.17 : x
  2. Step 2: Convert to fraction form
    13,063.19/18,036.59 = 8,034.17/x
  3. Step 3: Cross multiply
    13,063.19x = 18,036.59 × 8,034.17
  4. Step 4: Simplify right side
    13,063.19x = 144,908,899.93
  5. Step 5: Solve for x
    x = 144,908,899.93/13,063.19
  6. Step 6: Final answer
    x = 11,092.92

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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.