Home / 25,696.86-38,567.10-10,125.42

Finding the Fourth Proportional to 25,696.86, 38,567.10 and 10,125.42

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Solution

The fourth proportional to 25,696.86, 38,567.10 and 10,125.42 is: 15,196.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,696.86 : 38,567.10 = 10,125.42 : x
  2. Step 2: Convert to fraction form
    25,696.86/38,567.10 = 10,125.42/x
  3. Step 3: Cross multiply
    25,696.86x = 38,567.10 × 10,125.42
  4. Step 4: Simplify right side
    25,696.86x = 390,508,085.68
  5. Step 5: Solve for x
    x = 390,508,085.68/25,696.86
  6. Step 6: Final answer
    x = 15,196.72

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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.