Home / 29,465.28-40,660.86-16,036.56

Finding the Fourth Proportional to 29,465.28, 40,660.86 and 16,036.56

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Solution

The fourth proportional to 29,465.28, 40,660.86 and 16,036.56 is: 22,129.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,465.28 : 40,660.86 = 16,036.56 : x
  2. Step 2: Convert to fraction form
    29,465.28/40,660.86 = 16,036.56/x
  3. Step 3: Cross multiply
    29,465.28x = 40,660.86 × 16,036.56
  4. Step 4: Simplify right side
    29,465.28x = 652,060,321.04
  5. Step 5: Solve for x
    x = 652,060,321.04/29,465.28
  6. Step 6: Final answer
    x = 22,129.79

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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.