Home / 25,036.86-34,550.88-15,605.46

Finding the Fourth Proportional to 25,036.86, 34,550.88 and 15,605.46

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Solution

The fourth proportional to 25,036.86, 34,550.88 and 15,605.46 is: 21,535.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,036.86 : 34,550.88 = 15,605.46 : x
  2. Step 2: Convert to fraction form
    25,036.86/34,550.88 = 15,605.46/x
  3. Step 3: Cross multiply
    25,036.86x = 34,550.88 × 15,605.46
  4. Step 4: Simplify right side
    25,036.86x = 539,182,375.80
  5. Step 5: Solve for x
    x = 539,182,375.80/25,036.86
  6. Step 6: Final answer
    x = 21,535.54

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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.