Home / 23,115.78-34,693.35-9,085.62

Finding the Fourth Proportional to 23,115.78, 34,693.35 and 9,085.62

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Solution

The fourth proportional to 23,115.78, 34,693.35 and 9,085.62 is: 13,636.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,115.78 : 34,693.35 = 9,085.62 : x
  2. Step 2: Convert to fraction form
    23,115.78/34,693.35 = 9,085.62/x
  3. Step 3: Cross multiply
    23,115.78x = 34,693.35 × 9,085.62
  4. Step 4: Simplify right side
    23,115.78x = 315,210,594.63
  5. Step 5: Solve for x
    x = 315,210,594.63/23,115.78
  6. Step 6: Final answer
    x = 13,636.17

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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.