Home / 29,623.98-40,881.20-16,195.40

Finding the Fourth Proportional to 29,623.98, 40,881.20 and 16,195.40

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Solution

The fourth proportional to 29,623.98, 40,881.20 and 16,195.40 is: 22,349.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,623.98 : 40,881.20 = 16,195.40 : x
  2. Step 2: Convert to fraction form
    29,623.98/40,881.20 = 16,195.40/x
  3. Step 3: Cross multiply
    29,623.98x = 40,881.20 × 16,195.40
  4. Step 4: Simplify right side
    29,623.98x = 662,087,386.48
  5. Step 5: Solve for x
    x = 662,087,386.48/29,623.98
  6. Step 6: Final answer
    x = 22,349.71

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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.