Home / 25,516.04-38,265.54-10,722.20

Finding the Fourth Proportional to 25,516.04, 38,265.54 and 10,722.20

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Solution

The fourth proportional to 25,516.04, 38,265.54 and 10,722.20 is: 16,079.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,516.04 : 38,265.54 = 10,722.20 : x
  2. Step 2: Convert to fraction form
    25,516.04/38,265.54 = 10,722.20/x
  3. Step 3: Cross multiply
    25,516.04x = 38,265.54 × 10,722.20
  4. Step 4: Simplify right side
    25,516.04x = 410,290,541.45
  5. Step 5: Solve for x
    x = 410,290,541.45/25,516.04
  6. Step 6: Final answer
    x = 16,079.71

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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.