Home / 29,550.07-40,775.43-18,070.75

Finding the Fourth Proportional to 29,550.07, 40,775.43 and 18,070.75

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Solution

The fourth proportional to 29,550.07, 40,775.43 and 18,070.75 is: 24,935.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,550.07 : 40,775.43 = 18,070.75 : x
  2. Step 2: Convert to fraction form
    29,550.07/40,775.43 = 18,070.75/x
  3. Step 3: Cross multiply
    29,550.07x = 40,775.43 × 18,070.75
  4. Step 4: Simplify right side
    29,550.07x = 736,842,601.67
  5. Step 5: Solve for x
    x = 736,842,601.67/29,550.07
  6. Step 6: Final answer
    x = 24,935.39

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Double scale
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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.