Home / 30,144.51-41,601.56-16,717.05

Finding the Fourth Proportional to 30,144.51, 41,601.56 and 16,717.05

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Solution

The fourth proportional to 30,144.51, 41,601.56 and 16,717.05 is: 23,070.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,144.51 : 41,601.56 = 16,717.05 : x
  2. Step 2: Convert to fraction form
    30,144.51/41,601.56 = 16,717.05/x
  3. Step 3: Cross multiply
    30,144.51x = 41,601.56 × 16,717.05
  4. Step 4: Simplify right side
    30,144.51x = 695,455,275.01
  5. Step 5: Solve for x
    x = 695,455,275.01/30,144.51
  6. Step 6: Final answer
    x = 23,070.71

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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.