Home / 29,531.44-40,751.85-16,782.92

Finding the Fourth Proportional to 29,531.44, 40,751.85 and 16,782.92

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Solution

The fourth proportional to 29,531.44, 40,751.85 and 16,782.92 is: 23,159.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,531.44 : 40,751.85 = 16,782.92 : x
  2. Step 2: Convert to fraction form
    29,531.44/40,751.85 = 16,782.92/x
  3. Step 3: Cross multiply
    29,531.44x = 40,751.85 × 16,782.92
  4. Step 4: Simplify right side
    29,531.44x = 683,934,975.47
  5. Step 5: Solve for x
    x = 683,934,975.47/29,531.44
  6. Step 6: Final answer
    x = 23,159.55

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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.