Home / 43,260.90-64,891.35-18,296.97

Finding the Fourth Proportional to 43,260.90, 64,891.35 and 18,296.97

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Solution

The fourth proportional to 43,260.90, 64,891.35 and 18,296.97 is: 27,445.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,260.90 : 64,891.35 = 18,296.97 : x
  2. Step 2: Convert to fraction form
    43,260.90/64,891.35 = 18,296.97/x
  3. Step 3: Cross multiply
    43,260.90x = 64,891.35 × 18,296.97
  4. Step 4: Simplify right side
    43,260.90x = 1,187,315,084.21
  5. Step 5: Solve for x
    x = 1,187,315,084.21/43,260.90
  6. Step 6: Final answer
    x = 27,445.46

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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.