Home / 29,921.25-41,290.76-16,309.45

Finding the Fourth Proportional to 29,921.25, 41,290.76 and 16,309.45

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Solution

The fourth proportional to 29,921.25, 41,290.76 and 16,309.45 is: 22,506.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,921.25 : 41,290.76 = 16,309.45 : x
  2. Step 2: Convert to fraction form
    29,921.25/41,290.76 = 16,309.45/x
  3. Step 3: Cross multiply
    29,921.25x = 41,290.76 × 16,309.45
  4. Step 4: Simplify right side
    29,921.25x = 673,429,678.07
  5. Step 5: Solve for x
    x = 673,429,678.07/29,921.25
  6. Step 6: Final answer
    x = 22,506.74

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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.