Home / 19,598.42-29,400.87-9,078.95

Finding the Fourth Proportional to 19,598.42, 29,400.87 and 9,078.95

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Solution

The fourth proportional to 19,598.42, 29,400.87 and 9,078.95 is: 13,619.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,598.42 : 29,400.87 = 9,078.95 : x
  2. Step 2: Convert to fraction form
    19,598.42/29,400.87 = 9,078.95/x
  3. Step 3: Cross multiply
    19,598.42x = 29,400.87 × 9,078.95
  4. Step 4: Simplify right side
    19,598.42x = 266,929,028.69
  5. Step 5: Solve for x
    x = 266,929,028.69/19,598.42
  6. Step 6: Final answer
    x = 13,619.93

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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.