Home / 25,128.28-37,697.64-7,359.04

Finding the Fourth Proportional to 25,128.28, 37,697.64 and 7,359.04

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Solution

The fourth proportional to 25,128.28, 37,697.64 and 7,359.04 is: 11,040.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,128.28 : 37,697.64 = 7,359.04 : x
  2. Step 2: Convert to fraction form
    25,128.28/37,697.64 = 7,359.04/x
  3. Step 3: Cross multiply
    25,128.28x = 37,697.64 × 7,359.04
  4. Step 4: Simplify right side
    25,128.28x = 277,418,440.67
  5. Step 5: Solve for x
    x = 277,418,440.67/25,128.28
  6. Step 6: Final answer
    x = 11,040.09

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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.