Home / 23,680.87-32,678.98-13,070.27

Finding the Fourth Proportional to 23,680.87, 32,678.98 and 13,070.27

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Solution

The fourth proportional to 23,680.87, 32,678.98 and 13,070.27 is: 18,036.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,680.87 : 32,678.98 = 13,070.27 : x
  2. Step 2: Convert to fraction form
    23,680.87/32,678.98 = 13,070.27/x
  3. Step 3: Cross multiply
    23,680.87x = 32,678.98 × 13,070.27
  4. Step 4: Simplify right side
    23,680.87x = 427,123,140.95
  5. Step 5: Solve for x
    x = 427,123,140.95/23,680.87
  6. Step 6: Final answer
    x = 18,036.63

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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.