Home / 27,983.06-38,538.34-23,223.50

Finding the Fourth Proportional to 27,983.06, 38,538.34 and 23,223.50

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Solution

The fourth proportional to 27,983.06, 38,538.34 and 23,223.50 is: 31,983.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,983.06 : 38,538.34 = 23,223.50 : x
  2. Step 2: Convert to fraction form
    27,983.06/38,538.34 = 23,223.50/x
  3. Step 3: Cross multiply
    27,983.06x = 38,538.34 × 23,223.50
  4. Step 4: Simplify right side
    27,983.06x = 894,995,138.99
  5. Step 5: Solve for x
    x = 894,995,138.99/27,983.06
  6. Step 6: Final answer
    x = 31,983.46

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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.