Home / 25,219.31-37,834.40-12,575.96

Finding the Fourth Proportional to 25,219.31, 37,834.40 and 12,575.96

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Solution

The fourth proportional to 25,219.31, 37,834.40 and 12,575.96 is: 18,866.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,219.31 : 37,834.40 = 12,575.96 : x
  2. Step 2: Convert to fraction form
    25,219.31/37,834.40 = 12,575.96/x
  3. Step 3: Cross multiply
    25,219.31x = 37,834.40 × 12,575.96
  4. Step 4: Simplify right side
    25,219.31x = 475,803,648.97
  5. Step 5: Solve for x
    x = 475,803,648.97/25,219.31
  6. Step 6: Final answer
    x = 18,866.64

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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.