Home / 19,700.05-29,555.87-9,176.24

Finding the Fourth Proportional to 19,700.05, 29,555.87 and 9,176.24

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Solution

The fourth proportional to 19,700.05, 29,555.87 and 9,176.24 is: 13,767.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,700.05 : 29,555.87 = 9,176.24 : x
  2. Step 2: Convert to fraction form
    19,700.05/29,555.87 = 9,176.24/x
  3. Step 3: Cross multiply
    19,700.05x = 29,555.87 × 9,176.24
  4. Step 4: Simplify right side
    19,700.05x = 271,211,756.53
  5. Step 5: Solve for x
    x = 271,211,756.53/19,700.05
  6. Step 6: Final answer
    x = 13,767.06

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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.