Home / 21,904.98-30,224.77-12,344.14

Finding the Fourth Proportional to 21,904.98, 30,224.77 and 12,344.14

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Solution

The fourth proportional to 21,904.98, 30,224.77 and 12,344.14 is: 17,032.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,904.98 : 30,224.77 = 12,344.14 : x
  2. Step 2: Convert to fraction form
    21,904.98/30,224.77 = 12,344.14/x
  3. Step 3: Cross multiply
    21,904.98x = 30,224.77 × 12,344.14
  4. Step 4: Simplify right side
    21,904.98x = 373,098,792.35
  5. Step 5: Solve for x
    x = 373,098,792.35/21,904.98
  6. Step 6: Final answer
    x = 17,032.60

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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.