Home / 38,373.41-52,953.23-21,145.23

Finding the Fourth Proportional to 38,373.41, 52,953.23 and 21,145.23

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Solution

The fourth proportional to 38,373.41, 52,953.23 and 21,145.23 is: 29,179.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,373.41 : 52,953.23 = 21,145.23 : x
  2. Step 2: Convert to fraction form
    38,373.41/52,953.23 = 21,145.23/x
  3. Step 3: Cross multiply
    38,373.41x = 52,953.23 × 21,145.23
  4. Step 4: Simplify right side
    38,373.41x = 1,119,708,227.59
  5. Step 5: Solve for x
    x = 1,119,708,227.59/38,373.41
  6. Step 6: Final answer
    x = 29,179.27

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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.