Home / 32,868.48-45,357.60-18,725.88

Finding the Fourth Proportional to 32,868.48, 45,357.60 and 18,725.88

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Solution

The fourth proportional to 32,868.48, 45,357.60 and 18,725.88 is: 25,841.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,868.48 : 45,357.60 = 18,725.88 : x
  2. Step 2: Convert to fraction form
    32,868.48/45,357.60 = 18,725.88/x
  3. Step 3: Cross multiply
    32,868.48x = 45,357.60 × 18,725.88
  4. Step 4: Simplify right side
    32,868.48x = 849,360,974.69
  5. Step 5: Solve for x
    x = 849,360,974.69/32,868.48
  6. Step 6: Final answer
    x = 25,841.20

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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.