Home / 27,387-37,794.08-14,811.76

Finding the Fourth Proportional to 27,387, 37,794.08 and 14,811.76

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Solution

The fourth proportional to 27,387, 37,794.08 and 14,811.76 is: 20,440.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,387 : 37,794.08 = 14,811.76 : x
  2. Step 2: Convert to fraction form
    27,387/37,794.08 = 14,811.76/x
  3. Step 3: Cross multiply
    27,387x = 37,794.08 × 14,811.76
  4. Step 4: Simplify right side
    27,387x = 559,796,842.38
  5. Step 5: Solve for x
    x = 559,796,842.38/27,387
  6. Step 6: Final answer
    x = 20,440.24

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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.