Home / 34,853.13-48,097.40-18,937.80

Finding the Fourth Proportional to 34,853.13, 48,097.40 and 18,937.80

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Solution

The fourth proportional to 34,853.13, 48,097.40 and 18,937.80 is: 26,134.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,853.13 : 48,097.40 = 18,937.80 : x
  2. Step 2: Convert to fraction form
    34,853.13/48,097.40 = 18,937.80/x
  3. Step 3: Cross multiply
    34,853.13x = 48,097.40 × 18,937.80
  4. Step 4: Simplify right side
    34,853.13x = 910,858,847.03
  5. Step 5: Solve for x
    x = 910,858,847.03/34,853.13
  6. Step 6: Final answer
    x = 26,134.21

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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.