Home / 28,977.96-43,466.13-9,257.70

Finding the Fourth Proportional to 28,977.96, 43,466.13 and 9,257.70

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Solution

The fourth proportional to 28,977.96, 43,466.13 and 9,257.70 is: 13,886.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,977.96 : 43,466.13 = 9,257.70 : x
  2. Step 2: Convert to fraction form
    28,977.96/43,466.13 = 9,257.70/x
  3. Step 3: Cross multiply
    28,977.96x = 43,466.13 × 9,257.70
  4. Step 4: Simplify right side
    28,977.96x = 402,396,391.70
  5. Step 5: Solve for x
    x = 402,396,391.70/28,977.96
  6. Step 6: Final answer
    x = 13,886.29

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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.