Home / 15,795.66-21,806.77-10,767.27

Finding the Fourth Proportional to 15,795.66, 21,806.77 and 10,767.27

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Solution

The fourth proportional to 15,795.66, 21,806.77 and 10,767.27 is: 14,864.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,795.66 : 21,806.77 = 10,767.27 : x
  2. Step 2: Convert to fraction form
    15,795.66/21,806.77 = 10,767.27/x
  3. Step 3: Cross multiply
    15,795.66x = 21,806.77 × 10,767.27
  4. Step 4: Simplify right side
    15,795.66x = 234,799,394.13
  5. Step 5: Solve for x
    x = 234,799,394.13/15,795.66
  6. Step 6: Final answer
    x = 14,864.80

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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.