Home / 27,937.92-38,554.29-15,362.70

Finding the Fourth Proportional to 27,937.92, 38,554.29 and 15,362.70

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Solution

The fourth proportional to 27,937.92, 38,554.29 and 15,362.70 is: 21,200.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,937.92 : 38,554.29 = 15,362.70 : x
  2. Step 2: Convert to fraction form
    27,937.92/38,554.29 = 15,362.70/x
  3. Step 3: Cross multiply
    27,937.92x = 38,554.29 × 15,362.70
  4. Step 4: Simplify right side
    27,937.92x = 592,297,990.98
  5. Step 5: Solve for x
    x = 592,297,990.98/27,937.92
  6. Step 6: Final answer
    x = 21,200.50

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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.