Home / 34,746.46-52,117.61-21,422

Finding the Fourth Proportional to 34,746.46, 52,117.61 and 21,422

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Solution

The fourth proportional to 34,746.46, 52,117.61 and 21,422 is: 32,131.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,746.46 : 52,117.61 = 21,422 : x
  2. Step 2: Convert to fraction form
    34,746.46/52,117.61 = 21,422/x
  3. Step 3: Cross multiply
    34,746.46x = 52,117.61 × 21,422
  4. Step 4: Simplify right side
    34,746.46x = 1,116,463,441.42
  5. Step 5: Solve for x
    x = 1,116,463,441.42/34,746.46
  6. Step 6: Final answer
    x = 32,131.72

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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.