Home / 23,680.23-32,678.56-13,069.87

Finding the Fourth Proportional to 23,680.23, 32,678.56 and 13,069.87

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Solution

The fourth proportional to 23,680.23, 32,678.56 and 13,069.87 is: 18,036.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,680.23 : 32,678.56 = 13,069.87 : x
  2. Step 2: Convert to fraction form
    23,680.23/32,678.56 = 13,069.87/x
  3. Step 3: Cross multiply
    23,680.23x = 32,678.56 × 13,069.87
  4. Step 4: Simplify right side
    23,680.23x = 427,104,416.62
  5. Step 5: Solve for x
    x = 427,104,416.62/23,680.23
  6. Step 6: Final answer
    x = 18,036.33

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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.