Home / 30,927.57-42,680.04-17,498.52

Finding the Fourth Proportional to 30,927.57, 42,680.04 and 17,498.52

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Solution

The fourth proportional to 30,927.57, 42,680.04 and 17,498.52 is: 24,147.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,927.57 : 42,680.04 = 17,498.52 : x
  2. Step 2: Convert to fraction form
    30,927.57/42,680.04 = 17,498.52/x
  3. Step 3: Cross multiply
    30,927.57x = 42,680.04 × 17,498.52
  4. Step 4: Simplify right side
    30,927.57x = 746,837,533.54
  5. Step 5: Solve for x
    x = 746,837,533.54/30,927.57
  6. Step 6: Final answer
    x = 24,147.95

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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.