Home / 27,443.74-37,875.18-19,793.38

Finding the Fourth Proportional to 27,443.74, 37,875.18 and 19,793.38

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Solution

The fourth proportional to 27,443.74, 37,875.18 and 19,793.38 is: 27,316.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,443.74 : 37,875.18 = 19,793.38 : x
  2. Step 2: Convert to fraction form
    27,443.74/37,875.18 = 19,793.38/x
  3. Step 3: Cross multiply
    27,443.74x = 37,875.18 × 19,793.38
  4. Step 4: Simplify right side
    27,443.74x = 749,677,830.31
  5. Step 5: Solve for x
    x = 749,677,830.31/27,443.74
  6. Step 6: Final answer
    x = 27,316.90

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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.