Home / 22,721.58-34,089.33-11,636.04

Finding the Fourth Proportional to 22,721.58, 34,089.33 and 11,636.04

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Solution

The fourth proportional to 22,721.58, 34,089.33 and 11,636.04 is: 17,457.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,721.58 : 34,089.33 = 11,636.04 : x
  2. Step 2: Convert to fraction form
    22,721.58/34,089.33 = 11,636.04/x
  3. Step 3: Cross multiply
    22,721.58x = 34,089.33 × 11,636.04
  4. Step 4: Simplify right side
    22,721.58x = 396,664,807.45
  5. Step 5: Solve for x
    x = 396,664,807.45/22,721.58
  6. Step 6: Final answer
    x = 17,457.62

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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.