Home / 23,211.36-34,755.12-13,335.84

Finding the Fourth Proportional to 23,211.36, 34,755.12 and 13,335.84

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Solution

The fourth proportional to 23,211.36, 34,755.12 and 13,335.84 is: 19,968.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,211.36 : 34,755.12 = 13,335.84 : x
  2. Step 2: Convert to fraction form
    23,211.36/34,755.12 = 13,335.84/x
  3. Step 3: Cross multiply
    23,211.36x = 34,755.12 × 13,335.84
  4. Step 4: Simplify right side
    23,211.36x = 463,488,719.50
  5. Step 5: Solve for x
    x = 463,488,719.50/23,211.36
  6. Step 6: Final answer
    x = 19,968.18

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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.