Home / 28,954.32-43,346.96-17,827.62

Finding the Fourth Proportional to 28,954.32, 43,346.96 and 17,827.62

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Solution

The fourth proportional to 28,954.32, 43,346.96 and 17,827.62 is: 26,689.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,954.32 : 43,346.96 = 17,827.62 : x
  2. Step 2: Convert to fraction form
    28,954.32/43,346.96 = 17,827.62/x
  3. Step 3: Cross multiply
    28,954.32x = 43,346.96 × 17,827.62
  4. Step 4: Simplify right side
    28,954.32x = 772,773,131.04
  5. Step 5: Solve for x
    x = 772,773,131.04/28,954.32
  6. Step 6: Final answer
    x = 26,689.39

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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.