Home / 23,378.10-35,071.82-8,381.21

Finding the Fourth Proportional to 23,378.10, 35,071.82 and 8,381.21

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Solution

The fourth proportional to 23,378.10, 35,071.82 and 8,381.21 is: 12,573.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,378.10 : 35,071.82 = 8,381.21 : x
  2. Step 2: Convert to fraction form
    23,378.10/35,071.82 = 8,381.21/x
  3. Step 3: Cross multiply
    23,378.10x = 35,071.82 × 8,381.21
  4. Step 4: Simplify right side
    23,378.10x = 293,944,071.24
  5. Step 5: Solve for x
    x = 293,944,071.24/23,378.10
  6. Step 6: Final answer
    x = 12,573.48

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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.