Home / 29,648.43-40,914.59-16,219.79

Finding the Fourth Proportional to 29,648.43, 40,914.59 and 16,219.79

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Solution

The fourth proportional to 29,648.43, 40,914.59 and 16,219.79 is: 22,383.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,648.43 : 40,914.59 = 16,219.79 : x
  2. Step 2: Convert to fraction form
    29,648.43/40,914.59 = 16,219.79/x
  3. Step 3: Cross multiply
    29,648.43x = 40,914.59 × 16,219.79
  4. Step 4: Simplify right side
    29,648.43x = 663,626,292.49
  5. Step 5: Solve for x
    x = 663,626,292.49/29,648.43
  6. Step 6: Final answer
    x = 22,383.18

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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.