Home / 19,754.22-29,642.28-8,066.53

Finding the Fourth Proportional to 19,754.22, 29,642.28 and 8,066.53

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Solution

The fourth proportional to 19,754.22, 29,642.28 and 8,066.53 is: 12,104.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,754.22 : 29,642.28 = 8,066.53 : x
  2. Step 2: Convert to fraction form
    19,754.22/29,642.28 = 8,066.53/x
  3. Step 3: Cross multiply
    19,754.22x = 29,642.28 × 8,066.53
  4. Step 4: Simplify right side
    19,754.22x = 239,110,347.69
  5. Step 5: Solve for x
    x = 239,110,347.69/19,754.22
  6. Step 6: Final answer
    x = 12,104.26

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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.