Home / 28,867.70-43,301.55-27,118.10

Finding the Fourth Proportional to 28,867.70, 43,301.55 and 27,118.10

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Solution

The fourth proportional to 28,867.70, 43,301.55 and 27,118.10 is: 40,677.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,867.70 : 43,301.55 = 27,118.10 : x
  2. Step 2: Convert to fraction form
    28,867.70/43,301.55 = 27,118.10/x
  3. Step 3: Cross multiply
    28,867.70x = 43,301.55 × 27,118.10
  4. Step 4: Simplify right side
    28,867.70x = 1,174,255,763.06
  5. Step 5: Solve for x
    x = 1,174,255,763.06/28,867.70
  6. Step 6: Final answer
    x = 40,677.15

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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.