Home / 19,034.39-28,555.91-10,269.11

Finding the Fourth Proportional to 19,034.39, 28,555.91 and 10,269.11

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Solution

The fourth proportional to 19,034.39, 28,555.91 and 10,269.11 is: 15,406.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,034.39 : 28,555.91 = 10,269.11 : x
  2. Step 2: Convert to fraction form
    19,034.39/28,555.91 = 10,269.11/x
  3. Step 3: Cross multiply
    19,034.39x = 28,555.91 × 10,269.11
  4. Step 4: Simplify right side
    19,034.39x = 293,243,729.59
  5. Step 5: Solve for x
    x = 293,243,729.59/19,034.39
  6. Step 6: Final answer
    x = 15,406.00

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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.