Home / 25,875.28-38,813.16-10,296.88

Finding the Fourth Proportional to 25,875.28, 38,813.16 and 10,296.88

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Solution

The fourth proportional to 25,875.28, 38,813.16 and 10,296.88 is: 15,445.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,875.28 : 38,813.16 = 10,296.88 : x
  2. Step 2: Convert to fraction form
    25,875.28/38,813.16 = 10,296.88/x
  3. Step 3: Cross multiply
    25,875.28x = 38,813.16 × 10,296.88
  4. Step 4: Simplify right side
    25,875.28x = 399,654,450.94
  5. Step 5: Solve for x
    x = 399,654,450.94/25,875.28
  6. Step 6: Final answer
    x = 15,445.42

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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.