Home / 19,561.28-29,337.13-10,667.02

Finding the Fourth Proportional to 19,561.28, 29,337.13 and 10,667.02

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Solution

The fourth proportional to 19,561.28, 29,337.13 and 10,667.02 is: 15,997.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,561.28 : 29,337.13 = 10,667.02 : x
  2. Step 2: Convert to fraction form
    19,561.28/29,337.13 = 10,667.02/x
  3. Step 3: Cross multiply
    19,561.28x = 29,337.13 × 10,667.02
  4. Step 4: Simplify right side
    19,561.28x = 312,939,752.45
  5. Step 5: Solve for x
    x = 312,939,752.45/19,561.28
  6. Step 6: Final answer
    x = 15,997.92

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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.