Home / 28,941.16-39,947.04-17,612.44

Finding the Fourth Proportional to 28,941.16, 39,947.04 and 17,612.44

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Solution

The fourth proportional to 28,941.16, 39,947.04 and 17,612.44 is: 24,310.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,941.16 : 39,947.04 = 17,612.44 : x
  2. Step 2: Convert to fraction form
    28,941.16/39,947.04 = 17,612.44/x
  3. Step 3: Cross multiply
    28,941.16x = 39,947.04 × 17,612.44
  4. Step 4: Simplify right side
    28,941.16x = 703,564,845.18
  5. Step 5: Solve for x
    x = 703,564,845.18/28,941.16
  6. Step 6: Final answer
    x = 24,310.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.