Home / 53,091.32-79,624.22-15,641.27

Finding the Fourth Proportional to 53,091.32, 79,624.22 and 15,641.27

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Solution

The fourth proportional to 53,091.32, 79,624.22 and 15,641.27 is: 23,458.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,091.32 : 79,624.22 = 15,641.27 : x
  2. Step 2: Convert to fraction form
    53,091.32/79,624.22 = 15,641.27/x
  3. Step 3: Cross multiply
    53,091.32x = 79,624.22 × 15,641.27
  4. Step 4: Simplify right side
    53,091.32x = 1,245,423,447.23
  5. Step 5: Solve for x
    x = 1,245,423,447.23/53,091.32
  6. Step 6: Final answer
    x = 23,458.14

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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.