Home / 19,548.12-29,315.54-6,397.22

Finding the Fourth Proportional to 19,548.12, 29,315.54 and 6,397.22

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Solution

The fourth proportional to 19,548.12, 29,315.54 and 6,397.22 is: 9,593.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,548.12 : 29,315.54 = 6,397.22 : x
  2. Step 2: Convert to fraction form
    19,548.12/29,315.54 = 6,397.22/x
  3. Step 3: Cross multiply
    19,548.12x = 29,315.54 × 6,397.22
  4. Step 4: Simplify right side
    19,548.12x = 187,537,958.80
  5. Step 5: Solve for x
    x = 187,537,958.80/19,548.12
  6. Step 6: Final answer
    x = 9,593.66

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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.