Home / 29,785.10-41,044.20-21,263.18

Finding the Fourth Proportional to 29,785.10, 41,044.20 and 21,263.18

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Solution

The fourth proportional to 29,785.10, 41,044.20 and 21,263.18 is: 29,300.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,785.10 : 41,044.20 = 21,263.18 : x
  2. Step 2: Convert to fraction form
    29,785.10/41,044.20 = 21,263.18/x
  3. Step 3: Cross multiply
    29,785.10x = 41,044.20 × 21,263.18
  4. Step 4: Simplify right side
    29,785.10x = 872,730,212.56
  5. Step 5: Solve for x
    x = 872,730,212.56/29,785.10
  6. Step 6: Final answer
    x = 29,300.90

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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.