Home / 38,589.93-53,256.97-21,595.88

Finding the Fourth Proportional to 38,589.93, 53,256.97 and 21,595.88

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Solution

The fourth proportional to 38,589.93, 53,256.97 and 21,595.88 is: 29,803.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,589.93 : 53,256.97 = 21,595.88 : x
  2. Step 2: Convert to fraction form
    38,589.93/53,256.97 = 21,595.88/x
  3. Step 3: Cross multiply
    38,589.93x = 53,256.97 × 21,595.88
  4. Step 4: Simplify right side
    38,589.93x = 1,150,131,079.29
  5. Step 5: Solve for x
    x = 1,150,131,079.29/38,589.93
  6. Step 6: Final answer
    x = 29,803.92

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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.