Home / 27,386.91-37,793.86-14,811.66

Finding the Fourth Proportional to 27,386.91, 37,793.86 and 14,811.66

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Solution

The fourth proportional to 27,386.91, 37,793.86 and 14,811.66 is: 20,440.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,386.91 : 37,793.86 = 14,811.66 : x
  2. Step 2: Convert to fraction form
    27,386.91/37,793.86 = 14,811.66/x
  3. Step 3: Cross multiply
    27,386.91x = 37,793.86 × 14,811.66
  4. Step 4: Simplify right side
    27,386.91x = 559,789,767.38
  5. Step 5: Solve for x
    x = 559,789,767.38/27,386.91
  6. Step 6: Final answer
    x = 20,440.05

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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.