Home / 27,937.36-38,522.04-21,549.52

Finding the Fourth Proportional to 27,937.36, 38,522.04 and 21,549.52

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Solution

The fourth proportional to 27,937.36, 38,522.04 and 21,549.52 is: 29,714.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,937.36 : 38,522.04 = 21,549.52 : x
  2. Step 2: Convert to fraction form
    27,937.36/38,522.04 = 21,549.52/x
  3. Step 3: Cross multiply
    27,937.36x = 38,522.04 × 21,549.52
  4. Step 4: Simplify right side
    27,937.36x = 830,131,471.42
  5. Step 5: Solve for x
    x = 830,131,471.42/27,937.36
  6. Step 6: Final answer
    x = 29,714.03

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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.