Home / 32,918.14-45,425.91-18,775.54

Finding the Fourth Proportional to 32,918.14, 45,425.91 and 18,775.54

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Solution

The fourth proportional to 32,918.14, 45,425.91 and 18,775.54 is: 25,909.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,918.14 : 45,425.91 = 18,775.54 : x
  2. Step 2: Convert to fraction form
    32,918.14/45,425.91 = 18,775.54/x
  3. Step 3: Cross multiply
    32,918.14x = 45,425.91 × 18,775.54
  4. Step 4: Simplify right side
    32,918.14x = 852,895,990.24
  5. Step 5: Solve for x
    x = 852,895,990.24/32,918.14
  6. Step 6: Final answer
    x = 25,909.60

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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.