Home / 19,816.17-27,349.11-12,264.93

Finding the Fourth Proportional to 19,816.17, 27,349.11 and 12,264.93

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Solution

The fourth proportional to 19,816.17, 27,349.11 and 12,264.93 is: 16,927.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,816.17 : 27,349.11 = 12,264.93 : x
  2. Step 2: Convert to fraction form
    19,816.17/27,349.11 = 12,264.93/x
  3. Step 3: Cross multiply
    19,816.17x = 27,349.11 × 12,264.93
  4. Step 4: Simplify right side
    19,816.17x = 335,434,919.71
  5. Step 5: Solve for x
    x = 335,434,919.71/19,816.17
  6. Step 6: Final answer
    x = 16,927.33

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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.