Home / 33,018.19-49,527.12-11,686.70

Finding the Fourth Proportional to 33,018.19, 49,527.12 and 11,686.70

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Solution

The fourth proportional to 33,018.19, 49,527.12 and 11,686.70 is: 17,529.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,018.19 : 49,527.12 = 11,686.70 : x
  2. Step 2: Convert to fraction form
    33,018.19/49,527.12 = 11,686.70/x
  3. Step 3: Cross multiply
    33,018.19x = 49,527.12 × 11,686.70
  4. Step 4: Simplify right side
    33,018.19x = 578,808,593.30
  5. Step 5: Solve for x
    x = 578,808,593.30/33,018.19
  6. Step 6: Final answer
    x = 17,529.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.