Home / 25,969.24-38,925.78-10,369.72

Finding the Fourth Proportional to 25,969.24, 38,925.78 and 10,369.72

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Solution

The fourth proportional to 25,969.24, 38,925.78 and 10,369.72 is: 15,543.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,969.24 : 38,925.78 = 10,369.72 : x
  2. Step 2: Convert to fraction form
    25,969.24/38,925.78 = 10,369.72/x
  3. Step 3: Cross multiply
    25,969.24x = 38,925.78 × 10,369.72
  4. Step 4: Simplify right side
    25,969.24x = 403,649,439.38
  5. Step 5: Solve for x
    x = 403,649,439.38/25,969.24
  6. Step 6: Final answer
    x = 15,543.37

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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.