Home / 22,802.33-31,466.99-12,731.19

Finding the Fourth Proportional to 22,802.33, 31,466.99 and 12,731.19

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Solution

The fourth proportional to 22,802.33, 31,466.99 and 12,731.19 is: 17,568.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,802.33 : 31,466.99 = 12,731.19 : x
  2. Step 2: Convert to fraction form
    22,802.33/31,466.99 = 12,731.19/x
  3. Step 3: Cross multiply
    22,802.33x = 31,466.99 × 12,731.19
  4. Step 4: Simplify right side
    22,802.33x = 400,612,164.76
  5. Step 5: Solve for x
    x = 400,612,164.76/22,802.33
  6. Step 6: Final answer
    x = 17,568.92

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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.