Home / 32,655.36-45,064.68-18,505.56

Finding the Fourth Proportional to 32,655.36, 45,064.68 and 18,505.56

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Solution

The fourth proportional to 32,655.36, 45,064.68 and 18,505.56 is: 25,537.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,655.36 : 45,064.68 = 18,505.56 : x
  2. Step 2: Convert to fraction form
    32,655.36/45,064.68 = 18,505.56/x
  3. Step 3: Cross multiply
    32,655.36x = 45,064.68 × 18,505.56
  4. Step 4: Simplify right side
    32,655.36x = 833,947,139.62
  5. Step 5: Solve for x
    x = 833,947,139.62/32,655.36
  6. Step 6: Final answer
    x = 25,537.83

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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.