Home / 23,014.35-34,521.53-12,691.71

Finding the Fourth Proportional to 23,014.35, 34,521.53 and 12,691.71

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Solution

The fourth proportional to 23,014.35, 34,521.53 and 12,691.71 is: 19,037.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,014.35 : 34,521.53 = 12,691.71 : x
  2. Step 2: Convert to fraction form
    23,014.35/34,521.53 = 12,691.71/x
  3. Step 3: Cross multiply
    23,014.35x = 34,521.53 × 12,691.71
  4. Step 4: Simplify right side
    23,014.35x = 438,137,184.06
  5. Step 5: Solve for x
    x = 438,137,184.06/23,014.35
  6. Step 6: Final answer
    x = 19,037.57

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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.