Home / 38,326.04-57,491.49-12,031.82

Finding the Fourth Proportional to 38,326.04, 57,491.49 and 12,031.82

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Solution

The fourth proportional to 38,326.04, 57,491.49 and 12,031.82 is: 18,048.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,326.04 : 57,491.49 = 12,031.82 : x
  2. Step 2: Convert to fraction form
    38,326.04/57,491.49 = 12,031.82/x
  3. Step 3: Cross multiply
    38,326.04x = 57,491.49 × 12,031.82
  4. Step 4: Simplify right side
    38,326.04x = 691,726,971.75
  5. Step 5: Solve for x
    x = 691,726,971.75/38,326.04
  6. Step 6: Final answer
    x = 18,048.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.