Home / 21,033.78-29,026.50-11,473.62

Finding the Fourth Proportional to 21,033.78, 29,026.50 and 11,473.62

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Solution

The fourth proportional to 21,033.78, 29,026.50 and 11,473.62 is: 15,833.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,033.78 : 29,026.50 = 11,473.62 : x
  2. Step 2: Convert to fraction form
    21,033.78/29,026.50 = 11,473.62/x
  3. Step 3: Cross multiply
    21,033.78x = 29,026.50 × 11,473.62
  4. Step 4: Simplify right side
    21,033.78x = 333,039,030.93
  5. Step 5: Solve for x
    x = 333,039,030.93/21,033.78
  6. Step 6: Final answer
    x = 15,833.53

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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.