Home / 26,664.23-39,909.54-19,641.48

Finding the Fourth Proportional to 26,664.23, 39,909.54 and 19,641.48

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Solution

The fourth proportional to 26,664.23, 39,909.54 and 19,641.48 is: 29,398.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,664.23 : 39,909.54 = 19,641.48 : x
  2. Step 2: Convert to fraction form
    26,664.23/39,909.54 = 19,641.48/x
  3. Step 3: Cross multiply
    26,664.23x = 39,909.54 × 19,641.48
  4. Step 4: Simplify right side
    26,664.23x = 783,882,431.72
  5. Step 5: Solve for x
    x = 783,882,431.72/26,664.23
  6. Step 6: Final answer
    x = 29,398.28

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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.