Home / 29,525.17-40,743.39-16,778.07

Finding the Fourth Proportional to 29,525.17, 40,743.39 and 16,778.07

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Solution

The fourth proportional to 29,525.17, 40,743.39 and 16,778.07 is: 23,152.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,525.17 : 40,743.39 = 16,778.07 : x
  2. Step 2: Convert to fraction form
    29,525.17/40,743.39 = 16,778.07/x
  3. Step 3: Cross multiply
    29,525.17x = 40,743.39 × 16,778.07
  4. Step 4: Simplify right side
    29,525.17x = 683,595,449.46
  5. Step 5: Solve for x
    x = 683,595,449.46/29,525.17
  6. Step 6: Final answer
    x = 23,152.97

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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.