Home / 31,404.02-43,380.51-25,508.84

Finding the Fourth Proportional to 31,404.02, 43,380.51 and 25,508.84

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Solution

The fourth proportional to 31,404.02, 43,380.51 and 25,508.84 is: 35,237.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,404.02 : 43,380.51 = 25,508.84 : x
  2. Step 2: Convert to fraction form
    31,404.02/43,380.51 = 25,508.84/x
  3. Step 3: Cross multiply
    31,404.02x = 43,380.51 × 25,508.84
  4. Step 4: Simplify right side
    31,404.02x = 1,106,586,488.71
  5. Step 5: Solve for x
    x = 1,106,586,488.71/31,404.02
  6. Step 6: Final answer
    x = 35,237.10

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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.