Home / 29,342.44-40,492.42-15,913.64

Finding the Fourth Proportional to 29,342.44, 40,492.42 and 15,913.64

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Solution

The fourth proportional to 29,342.44, 40,492.42 and 15,913.64 is: 21,960.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,342.44 : 40,492.42 = 15,913.64 : x
  2. Step 2: Convert to fraction form
    29,342.44/40,492.42 = 15,913.64/x
  3. Step 3: Cross multiply
    29,342.44x = 40,492.42 × 15,913.64
  4. Step 4: Simplify right side
    29,342.44x = 644,381,794.61
  5. Step 5: Solve for x
    x = 644,381,794.61/29,342.44
  6. Step 6: Final answer
    x = 21,960.74

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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.