Home / 25,216.31-37,829.90-12,572.96

Finding the Fourth Proportional to 25,216.31, 37,829.90 and 12,572.96

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Solution

The fourth proportional to 25,216.31, 37,829.90 and 12,572.96 is: 18,862.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,216.31 : 37,829.90 = 12,572.96 : x
  2. Step 2: Convert to fraction form
    25,216.31/37,829.90 = 12,572.96/x
  3. Step 3: Cross multiply
    25,216.31x = 37,829.90 × 12,572.96
  4. Step 4: Simplify right side
    25,216.31x = 475,633,567.49
  5. Step 5: Solve for x
    x = 475,633,567.49/25,216.31
  6. Step 6: Final answer
    x = 18,862.14

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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.