Home / 19,601.40-29,402.07-10,854.75

Finding the Fourth Proportional to 19,601.40, 29,402.07 and 10,854.75

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Solution

The fourth proportional to 19,601.40, 29,402.07 and 10,854.75 is: 16,282.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,601.40 : 29,402.07 = 10,854.75 : x
  2. Step 2: Convert to fraction form
    19,601.40/29,402.07 = 10,854.75/x
  3. Step 3: Cross multiply
    19,601.40x = 29,402.07 × 10,854.75
  4. Step 4: Simplify right side
    19,601.40x = 319,152,119.33
  5. Step 5: Solve for x
    x = 319,152,119.33/19,601.40
  6. Step 6: Final answer
    x = 16,282.11

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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.