Home / 39,242.80-58,878.78-18,193.06

Finding the Fourth Proportional to 39,242.80, 58,878.78 and 18,193.06

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Solution

The fourth proportional to 39,242.80, 58,878.78 and 18,193.06 is: 27,296.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,242.80 : 58,878.78 = 18,193.06 : x
  2. Step 2: Convert to fraction form
    39,242.80/58,878.78 = 18,193.06/x
  3. Step 3: Cross multiply
    39,242.80x = 58,878.78 × 18,193.06
  4. Step 4: Simplify right side
    39,242.80x = 1,071,185,177.27
  5. Step 5: Solve for x
    x = 1,071,185,177.27/39,242.80
  6. Step 6: Final answer
    x = 27,296.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.