Home / 27,937.75-38,554.09-15,362.50

Finding the Fourth Proportional to 27,937.75, 38,554.09 and 15,362.50

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Solution

The fourth proportional to 27,937.75, 38,554.09 and 15,362.50 is: 21,200.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,937.75 : 38,554.09 = 15,362.50 : x
  2. Step 2: Convert to fraction form
    27,937.75/38,554.09 = 15,362.50/x
  3. Step 3: Cross multiply
    27,937.75x = 38,554.09 × 15,362.50
  4. Step 4: Simplify right side
    27,937.75x = 592,286,938.04
  5. Step 5: Solve for x
    x = 592,286,938.04/27,937.75
  6. Step 6: Final answer
    x = 21,200.24

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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.