Home / 29,592.15-40,827.69-21,095.79

Finding the Fourth Proportional to 29,592.15, 40,827.69 and 21,095.79

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Solution

The fourth proportional to 29,592.15, 40,827.69 and 21,095.79 is: 29,105.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,592.15 : 40,827.69 = 21,095.79 : x
  2. Step 2: Convert to fraction form
    29,592.15/40,827.69 = 21,095.79/x
  3. Step 3: Cross multiply
    29,592.15x = 40,827.69 × 21,095.79
  4. Step 4: Simplify right side
    29,592.15x = 861,292,374.43
  5. Step 5: Solve for x
    x = 861,292,374.43/29,592.15
  6. Step 6: Final answer
    x = 29,105.43

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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.