Home / 29,772.60-41,073.04-18,439.08

Finding the Fourth Proportional to 29,772.60, 41,073.04 and 18,439.08

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Solution

The fourth proportional to 29,772.60, 41,073.04 and 18,439.08 is: 25,437.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,772.60 : 41,073.04 = 18,439.08 : x
  2. Step 2: Convert to fraction form
    29,772.60/41,073.04 = 18,439.08/x
  3. Step 3: Cross multiply
    29,772.60x = 41,073.04 × 18,439.08
  4. Step 4: Simplify right side
    29,772.60x = 757,349,070.40
  5. Step 5: Solve for x
    x = 757,349,070.40/29,772.60
  6. Step 6: Final answer
    x = 25,437.79

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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.