Home / 27,465.46-37,900.77-15,529.30

Finding the Fourth Proportional to 27,465.46, 37,900.77 and 15,529.30

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Solution

The fourth proportional to 27,465.46, 37,900.77 and 15,529.30 is: 21,429.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,465.46 : 37,900.77 = 15,529.30 : x
  2. Step 2: Convert to fraction form
    27,465.46/37,900.77 = 15,529.30/x
  3. Step 3: Cross multiply
    27,465.46x = 37,900.77 × 15,529.30
  4. Step 4: Simplify right side
    27,465.46x = 588,572,238.06
  5. Step 5: Solve for x
    x = 588,572,238.06/27,465.46
  6. Step 6: Final answer
    x = 21,429.55

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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.