Home / 25,819.89-38,632.02-15,295.56

Finding the Fourth Proportional to 25,819.89, 38,632.02 and 15,295.56

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Solution

The fourth proportional to 25,819.89, 38,632.02 and 15,295.56 is: 22,885.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,819.89 : 38,632.02 = 15,295.56 : x
  2. Step 2: Convert to fraction form
    25,819.89/38,632.02 = 15,295.56/x
  3. Step 3: Cross multiply
    25,819.89x = 38,632.02 × 15,295.56
  4. Step 4: Simplify right side
    25,819.89x = 590,898,379.83
  5. Step 5: Solve for x
    x = 590,898,379.83/25,819.89
  6. Step 6: Final answer
    x = 22,885.39

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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.