Home / 28,949.40-43,505.91-26,955.18

Finding the Fourth Proportional to 28,949.40, 43,505.91 and 26,955.18

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Solution

The fourth proportional to 28,949.40, 43,505.91 and 26,955.18 is: 40,508.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,949.40 : 43,505.91 = 26,955.18 : x
  2. Step 2: Convert to fraction form
    28,949.40/43,505.91 = 26,955.18/x
  3. Step 3: Cross multiply
    28,949.40x = 43,505.91 × 26,955.18
  4. Step 4: Simplify right side
    28,949.40x = 1,172,709,635.11
  5. Step 5: Solve for x
    x = 1,172,709,635.11/28,949.40
  6. Step 6: Final answer
    x = 40,508.94

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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.