Home / 25,529.28-38,293.94-7,760.10

Finding the Fourth Proportional to 25,529.28, 38,293.94 and 7,760.10

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Solution

The fourth proportional to 25,529.28, 38,293.94 and 7,760.10 is: 11,640.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,529.28 : 38,293.94 = 7,760.10 : x
  2. Step 2: Convert to fraction form
    25,529.28/38,293.94 = 7,760.10/x
  3. Step 3: Cross multiply
    25,529.28x = 38,293.94 × 7,760.10
  4. Step 4: Simplify right side
    25,529.28x = 297,164,803.79
  5. Step 5: Solve for x
    x = 297,164,803.79/25,529.28
  6. Step 6: Final answer
    x = 11,640.16

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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.