Home / 30,145.42-41,598.65-16,716.18

Finding the Fourth Proportional to 30,145.42, 41,598.65 and 16,716.18

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Solution

The fourth proportional to 30,145.42, 41,598.65 and 16,716.18 is: 23,067.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,145.42 : 41,598.65 = 16,716.18 : x
  2. Step 2: Convert to fraction form
    30,145.42/41,598.65 = 16,716.18/x
  3. Step 3: Cross multiply
    30,145.42x = 41,598.65 × 16,716.18
  4. Step 4: Simplify right side
    30,145.42x = 695,370,521.16
  5. Step 5: Solve for x
    x = 695,370,521.16/30,145.42
  6. Step 6: Final answer
    x = 23,067.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.