Home / 25,290.48-34,917.12-16,351.68

Finding the Fourth Proportional to 25,290.48, 34,917.12 and 16,351.68

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Solution

The fourth proportional to 25,290.48, 34,917.12 and 16,351.68 is: 22,575.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,290.48 : 34,917.12 = 16,351.68 : x
  2. Step 2: Convert to fraction form
    25,290.48/34,917.12 = 16,351.68/x
  3. Step 3: Cross multiply
    25,290.48x = 34,917.12 × 16,351.68
  4. Step 4: Simplify right side
    25,290.48x = 570,953,572.76
  5. Step 5: Solve for x
    x = 570,953,572.76/25,290.48
  6. Step 6: Final answer
    x = 22,575.83

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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.