Home / 35,273.28-48,678.31-19,358.61

Finding the Fourth Proportional to 35,273.28, 48,678.31 and 19,358.61

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Solution

The fourth proportional to 35,273.28, 48,678.31 and 19,358.61 is: 26,715.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,273.28 : 48,678.31 = 19,358.61 : x
  2. Step 2: Convert to fraction form
    35,273.28/48,678.31 = 19,358.61/x
  3. Step 3: Cross multiply
    35,273.28x = 48,678.31 × 19,358.61
  4. Step 4: Simplify right side
    35,273.28x = 942,344,418.75
  5. Step 5: Solve for x
    x = 942,344,418.75/35,273.28
  6. Step 6: Final answer
    x = 26,715.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.