Home / 29,221.85-40,326.59-16,646.33

Finding the Fourth Proportional to 29,221.85, 40,326.59 and 16,646.33

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Solution

The fourth proportional to 29,221.85, 40,326.59 and 16,646.33 is: 22,972.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,221.85 : 40,326.59 = 16,646.33 : x
  2. Step 2: Convert to fraction form
    29,221.85/40,326.59 = 16,646.33/x
  3. Step 3: Cross multiply
    29,221.85x = 40,326.59 × 16,646.33
  4. Step 4: Simplify right side
    29,221.85x = 671,289,641.68
  5. Step 5: Solve for x
    x = 671,289,641.68/29,221.85
  6. Step 6: Final answer
    x = 22,972.18

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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.