Home / 27,381.32-37,786.21-14,806.07

Finding the Fourth Proportional to 27,381.32, 37,786.21 and 14,806.07

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Solution

The fourth proportional to 27,381.32, 37,786.21 and 14,806.07 is: 20,432.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,381.32 : 37,786.21 = 14,806.07 : x
  2. Step 2: Convert to fraction form
    27,381.32/37,786.21 = 14,806.07/x
  3. Step 3: Cross multiply
    27,381.32x = 37,786.21 × 14,806.07
  4. Step 4: Simplify right side
    27,381.32x = 559,465,270.29
  5. Step 5: Solve for x
    x = 559,465,270.29/27,381.32
  6. Step 6: Final answer
    x = 20,432.37

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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.