Home / 25,526.22-38,296.98-12,379.02

Finding the Fourth Proportional to 25,526.22, 38,296.98 and 12,379.02

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Solution

The fourth proportional to 25,526.22, 38,296.98 and 12,379.02 is: 18,572.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,526.22 : 38,296.98 = 12,379.02 : x
  2. Step 2: Convert to fraction form
    25,526.22/38,296.98 = 12,379.02/x
  3. Step 3: Cross multiply
    25,526.22x = 38,296.98 × 12,379.02
  4. Step 4: Simplify right side
    25,526.22x = 474,079,081.36
  5. Step 5: Solve for x
    x = 474,079,081.36/25,526.22
  6. Step 6: Final answer
    x = 18,572.24

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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.