Home / 19,686.12-29,522.28-6,534.96

Finding the Fourth Proportional to 19,686.12, 29,522.28 and 6,534.96

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Solution

The fourth proportional to 19,686.12, 29,522.28 and 6,534.96 is: 9,800.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,686.12 : 29,522.28 = 6,534.96 : x
  2. Step 2: Convert to fraction form
    19,686.12/29,522.28 = 6,534.96/x
  3. Step 3: Cross multiply
    19,686.12x = 29,522.28 × 6,534.96
  4. Step 4: Simplify right side
    19,686.12x = 192,926,918.91
  5. Step 5: Solve for x
    x = 192,926,918.91/19,686.12
  6. Step 6: Final answer
    x = 9,800.15

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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.