Home / 25,610.26-38,420.04-12,462.64

Finding the Fourth Proportional to 25,610.26, 38,420.04 and 12,462.64

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Solution

The fourth proportional to 25,610.26, 38,420.04 and 12,462.64 is: 18,696.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,610.26 : 38,420.04 = 12,462.64 : x
  2. Step 2: Convert to fraction form
    25,610.26/38,420.04 = 12,462.64/x
  3. Step 3: Cross multiply
    25,610.26x = 38,420.04 × 12,462.64
  4. Step 4: Simplify right side
    25,610.26x = 478,815,127.31
  5. Step 5: Solve for x
    x = 478,815,127.31/25,610.26
  6. Step 6: Final answer
    x = 18,696.22

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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.