Home / 29,857.79-41,202.20-16,430.29

Finding the Fourth Proportional to 29,857.79, 41,202.20 and 16,430.29

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Solution

The fourth proportional to 29,857.79, 41,202.20 and 16,430.29 is: 22,672.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,857.79 : 41,202.20 = 16,430.29 : x
  2. Step 2: Convert to fraction form
    29,857.79/41,202.20 = 16,430.29/x
  3. Step 3: Cross multiply
    29,857.79x = 41,202.20 × 16,430.29
  4. Step 4: Simplify right side
    29,857.79x = 676,964,032.71
  5. Step 5: Solve for x
    x = 676,964,032.71/29,857.79
  6. Step 6: Final answer
    x = 22,672.94

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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.