Home / 32,816.68-45,286.76-18,669.52

Finding the Fourth Proportional to 32,816.68, 45,286.76 and 18,669.52

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Solution

The fourth proportional to 32,816.68, 45,286.76 and 18,669.52 is: 25,763.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,816.68 : 45,286.76 = 18,669.52 : x
  2. Step 2: Convert to fraction form
    32,816.68/45,286.76 = 18,669.52/x
  3. Step 3: Cross multiply
    32,816.68x = 45,286.76 × 18,669.52
  4. Step 4: Simplify right side
    32,816.68x = 845,482,071.56
  5. Step 5: Solve for x
    x = 845,482,071.56/32,816.68
  6. Step 6: Final answer
    x = 25,763.79

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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.