Home / 25,913.16-38,869.74-10,330.92

Finding the Fourth Proportional to 25,913.16, 38,869.74 and 10,330.92

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Solution

The fourth proportional to 25,913.16, 38,869.74 and 10,330.92 is: 15,496.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,913.16 : 38,869.74 = 10,330.92 : x
  2. Step 2: Convert to fraction form
    25,913.16/38,869.74 = 10,330.92/x
  3. Step 3: Cross multiply
    25,913.16x = 38,869.74 × 10,330.92
  4. Step 4: Simplify right side
    25,913.16x = 401,560,174.36
  5. Step 5: Solve for x
    x = 401,560,174.36/25,913.16
  6. Step 6: Final answer
    x = 15,496.38

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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.