Home / 32,649.98-45,040.38-21,326.11

Finding the Fourth Proportional to 32,649.98, 45,040.38 and 21,326.11

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Solution

The fourth proportional to 32,649.98, 45,040.38 and 21,326.11 is: 29,419.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,649.98 : 45,040.38 = 21,326.11 : x
  2. Step 2: Convert to fraction form
    32,649.98/45,040.38 = 21,326.11/x
  3. Step 3: Cross multiply
    32,649.98x = 45,040.38 × 21,326.11
  4. Step 4: Simplify right side
    32,649.98x = 960,536,098.32
  5. Step 5: Solve for x
    x = 960,536,098.32/32,649.98
  6. Step 6: Final answer
    x = 29,419.19

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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.