Home / 14,008.64-19,314.72-11,346.24

Finding the Fourth Proportional to 14,008.64, 19,314.72 and 11,346.24

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Solution

The fourth proportional to 14,008.64, 19,314.72 and 11,346.24 is: 15,643.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,008.64 : 19,314.72 = 11,346.24 : x
  2. Step 2: Convert to fraction form
    14,008.64/19,314.72 = 11,346.24/x
  3. Step 3: Cross multiply
    14,008.64x = 19,314.72 × 11,346.24
  4. Step 4: Simplify right side
    14,008.64x = 219,149,448.65
  5. Step 5: Solve for x
    x = 219,149,448.65/14,008.64
  6. Step 6: Final answer
    x = 15,643.88

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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.