Home / 27,356.40-37,751.84-14,781.14

Finding the Fourth Proportional to 27,356.40, 37,751.84 and 14,781.14

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Solution

The fourth proportional to 27,356.40, 37,751.84 and 14,781.14 is: 20,397.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,356.40 : 37,751.84 = 14,781.14 : x
  2. Step 2: Convert to fraction form
    27,356.40/37,751.84 = 14,781.14/x
  3. Step 3: Cross multiply
    27,356.40x = 37,751.84 × 14,781.14
  4. Step 4: Simplify right side
    27,356.40x = 558,015,232.30
  5. Step 5: Solve for x
    x = 558,015,232.30/27,356.40
  6. Step 6: Final answer
    x = 20,397.98

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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.