Home / 30,145.86-41,600.58-16,717.02

Finding the Fourth Proportional to 30,145.86, 41,600.58 and 16,717.02

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Solution

The fourth proportional to 30,145.86, 41,600.58 and 16,717.02 is: 23,069.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,145.86 : 41,600.58 = 16,717.02 : x
  2. Step 2: Convert to fraction form
    30,145.86/41,600.58 = 16,717.02/x
  3. Step 3: Cross multiply
    30,145.86x = 41,600.58 × 16,717.02
  4. Step 4: Simplify right side
    30,145.86x = 695,437,727.87
  5. Step 5: Solve for x
    x = 695,437,727.87/30,145.86
  6. Step 6: Final answer
    x = 23,069.10

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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.