Home / 32,718.55-45,151.82-18,571.63

Finding the Fourth Proportional to 32,718.55, 45,151.82 and 18,571.63

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Solution

The fourth proportional to 32,718.55, 45,151.82 and 18,571.63 is: 25,628.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,718.55 : 45,151.82 = 18,571.63 : x
  2. Step 2: Convert to fraction form
    32,718.55/45,151.82 = 18,571.63/x
  3. Step 3: Cross multiply
    32,718.55x = 45,151.82 × 18,571.63
  4. Step 4: Simplify right side
    32,718.55x = 838,542,894.87
  5. Step 5: Solve for x
    x = 838,542,894.87/32,718.55
  6. Step 6: Final answer
    x = 25,628.97

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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.