Home / 27,937.31-38,553.48-15,362.06

Finding the Fourth Proportional to 27,937.31, 38,553.48 and 15,362.06

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Solution

The fourth proportional to 27,937.31, 38,553.48 and 15,362.06 is: 21,199.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,937.31 : 38,553.48 = 15,362.06 : x
  2. Step 2: Convert to fraction form
    27,937.31/38,553.48 = 15,362.06/x
  3. Step 3: Cross multiply
    27,937.31x = 38,553.48 × 15,362.06
  4. Step 4: Simplify right side
    27,937.31x = 592,260,718.61
  5. Step 5: Solve for x
    x = 592,260,718.61/27,937.31
  6. Step 6: Final answer
    x = 21,199.64

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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.