Home / 19,685.81-29,522.29-6,534.65

Finding the Fourth Proportional to 19,685.81, 29,522.29 and 6,534.65

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Solution

The fourth proportional to 19,685.81, 29,522.29 and 6,534.65 is: 9,799.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,685.81 : 29,522.29 = 6,534.65 : x
  2. Step 2: Convert to fraction form
    19,685.81/29,522.29 = 6,534.65/x
  3. Step 3: Cross multiply
    19,685.81x = 29,522.29 × 6,534.65
  4. Step 4: Simplify right side
    19,685.81x = 192,917,684.74
  5. Step 5: Solve for x
    x = 192,917,684.74/19,685.81
  6. Step 6: Final answer
    x = 9,799.84

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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.