Home / 27,486.95-37,932.10-14,911.70

Finding the Fourth Proportional to 27,486.95, 37,932.10 and 14,911.70

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Solution

The fourth proportional to 27,486.95, 37,932.10 and 14,911.70 is: 20,578.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,486.95 : 37,932.10 = 14,911.70 : x
  2. Step 2: Convert to fraction form
    27,486.95/37,932.10 = 14,911.70/x
  3. Step 3: Cross multiply
    27,486.95x = 37,932.10 × 14,911.70
  4. Step 4: Simplify right side
    27,486.95x = 565,631,868.63
  5. Step 5: Solve for x
    x = 565,631,868.63/27,486.95
  6. Step 6: Final answer
    x = 20,578.20

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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.