Home / 22,260.33-30,719.30-12,051.47

Finding the Fourth Proportional to 22,260.33, 30,719.30 and 12,051.47

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Solution

The fourth proportional to 22,260.33, 30,719.30 and 12,051.47 is: 16,631.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,260.33 : 30,719.30 = 12,051.47 : x
  2. Step 2: Convert to fraction form
    22,260.33/30,719.30 = 12,051.47/x
  3. Step 3: Cross multiply
    22,260.33x = 30,719.30 × 12,051.47
  4. Step 4: Simplify right side
    22,260.33x = 370,212,717.12
  5. Step 5: Solve for x
    x = 370,212,717.12/22,260.33
  6. Step 6: Final answer
    x = 16,631.05

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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.