Home / 26,718.94-40,109.47-15,633.59

Finding the Fourth Proportional to 26,718.94, 40,109.47 and 15,633.59

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Solution

The fourth proportional to 26,718.94, 40,109.47 and 15,633.59 is: 23,468.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,718.94 : 40,109.47 = 15,633.59 : x
  2. Step 2: Convert to fraction form
    26,718.94/40,109.47 = 15,633.59/x
  3. Step 3: Cross multiply
    26,718.94x = 40,109.47 × 15,633.59
  4. Step 4: Simplify right side
    26,718.94x = 627,054,769.47
  5. Step 5: Solve for x
    x = 627,054,769.47/26,718.94
  6. Step 6: Final answer
    x = 23,468.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.