Home / 29,542.32-40,775.40-16,974.36

Finding the Fourth Proportional to 29,542.32, 40,775.40 and 16,974.36

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Solution

The fourth proportional to 29,542.32, 40,775.40 and 16,974.36 is: 23,428.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,542.32 : 40,775.40 = 16,974.36 : x
  2. Step 2: Convert to fraction form
    29,542.32/40,775.40 = 16,974.36/x
  3. Step 3: Cross multiply
    29,542.32x = 40,775.40 × 16,974.36
  4. Step 4: Simplify right side
    29,542.32x = 692,136,318.74
  5. Step 5: Solve for x
    x = 692,136,318.74/29,542.32
  6. Step 6: Final answer
    x = 23,428.64

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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.