Home / 27,701.64-38,223.19-15,600.24

Finding the Fourth Proportional to 27,701.64, 38,223.19 and 15,600.24

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Solution

The fourth proportional to 27,701.64, 38,223.19 and 15,600.24 is: 21,525.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,701.64 : 38,223.19 = 15,600.24 : x
  2. Step 2: Convert to fraction form
    27,701.64/38,223.19 = 15,600.24/x
  3. Step 3: Cross multiply
    27,701.64x = 38,223.19 × 15,600.24
  4. Step 4: Simplify right side
    27,701.64x = 596,290,937.57
  5. Step 5: Solve for x
    x = 596,290,937.57/27,701.64
  6. Step 6: Final answer
    x = 21,525.47

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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.