Home / 15,926.28-23,887.68-4,240.68

Finding the Fourth Proportional to 15,926.28, 23,887.68 and 4,240.68

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Solution

The fourth proportional to 15,926.28, 23,887.68 and 4,240.68 is: 6,360.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,926.28 : 23,887.68 = 4,240.68 : x
  2. Step 2: Convert to fraction form
    15,926.28/23,887.68 = 4,240.68/x
  3. Step 3: Cross multiply
    15,926.28x = 23,887.68 × 4,240.68
  4. Step 4: Simplify right side
    15,926.28x = 101,300,006.82
  5. Step 5: Solve for x
    x = 101,300,006.82/15,926.28
  6. Step 6: Final answer
    x = 6,360.56

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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.