Home / 22,148.32-33,231.33-9,001.72

Finding the Fourth Proportional to 22,148.32, 33,231.33 and 9,001.72

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Solution

The fourth proportional to 22,148.32, 33,231.33 and 9,001.72 is: 13,506.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,148.32 : 33,231.33 = 9,001.72 : x
  2. Step 2: Convert to fraction form
    22,148.32/33,231.33 = 9,001.72/x
  3. Step 3: Cross multiply
    22,148.32x = 33,231.33 × 9,001.72
  4. Step 4: Simplify right side
    22,148.32x = 299,139,127.89
  5. Step 5: Solve for x
    x = 299,139,127.89/22,148.32
  6. Step 6: Final answer
    x = 13,506.18

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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.