Home / 19,814.40-27,346.66-12,263.16

Finding the Fourth Proportional to 19,814.40, 27,346.66 and 12,263.16

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Solution

The fourth proportional to 19,814.40, 27,346.66 and 12,263.16 is: 16,924.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,814.40 : 27,346.66 = 12,263.16 : x
  2. Step 2: Convert to fraction form
    19,814.40/27,346.66 = 12,263.16/x
  3. Step 3: Cross multiply
    19,814.40x = 27,346.66 × 12,263.16
  4. Step 4: Simplify right side
    19,814.40x = 335,356,467.05
  5. Step 5: Solve for x
    x = 335,356,467.05/19,814.40
  6. Step 6: Final answer
    x = 16,924.89

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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.