Home / 25,635.58-38,470.53-8,995.69

Finding the Fourth Proportional to 25,635.58, 38,470.53 and 8,995.69

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Solution

The fourth proportional to 25,635.58, 38,470.53 and 8,995.69 is: 13,499.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,635.58 : 38,470.53 = 8,995.69 : x
  2. Step 2: Convert to fraction form
    25,635.58/38,470.53 = 8,995.69/x
  3. Step 3: Cross multiply
    25,635.58x = 38,470.53 × 8,995.69
  4. Step 4: Simplify right side
    25,635.58x = 346,068,962.02
  5. Step 5: Solve for x
    x = 346,068,962.02/25,635.58
  6. Step 6: Final answer
    x = 13,499.56

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1.5x scale

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.