Home / 27,395.58-37,806.21-15,459.06

Finding the Fourth Proportional to 27,395.58, 37,806.21 and 15,459.06

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Solution

The fourth proportional to 27,395.58, 37,806.21 and 15,459.06 is: 21,333.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,395.58 : 37,806.21 = 15,459.06 : x
  2. Step 2: Convert to fraction form
    27,395.58/37,806.21 = 15,459.06/x
  3. Step 3: Cross multiply
    27,395.58x = 37,806.21 × 15,459.06
  4. Step 4: Simplify right side
    27,395.58x = 584,448,468.76
  5. Step 5: Solve for x
    x = 584,448,468.76/27,395.58
  6. Step 6: Final answer
    x = 21,333.68

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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.