Home / 32,913.36-45,419.56-18,765.88

Finding the Fourth Proportional to 32,913.36, 45,419.56 and 18,765.88

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Solution

The fourth proportional to 32,913.36, 45,419.56 and 18,765.88 is: 25,896.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,913.36 : 45,419.56 = 18,765.88 : x
  2. Step 2: Convert to fraction form
    32,913.36/45,419.56 = 18,765.88/x
  3. Step 3: Cross multiply
    32,913.36x = 45,419.56 × 18,765.88
  4. Step 4: Simplify right side
    32,913.36x = 852,338,012.61
  5. Step 5: Solve for x
    x = 852,338,012.61/32,913.36
  6. Step 6: Final answer
    x = 25,896.41

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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.