Home / 30,145.86-41,600.57-16,717.01

Finding the Fourth Proportional to 30,145.86, 41,600.57 and 16,717.01

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Solution

The fourth proportional to 30,145.86, 41,600.57 and 16,717.01 is: 23,069.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,145.86 : 41,600.57 = 16,717.01 : x
  2. Step 2: Convert to fraction form
    30,145.86/41,600.57 = 16,717.01/x
  3. Step 3: Cross multiply
    30,145.86x = 41,600.57 × 16,717.01
  4. Step 4: Simplify right side
    30,145.86x = 695,436,853.11
  5. Step 5: Solve for x
    x = 695,436,853.11/30,145.86
  6. Step 6: Final answer
    x = 23,069.07

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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.