Home / 14,426.68-19,904.28-11,392.24

Finding the Fourth Proportional to 14,426.68, 19,904.28 and 11,392.24

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Solution

The fourth proportional to 14,426.68, 19,904.28 and 11,392.24 is: 15,717.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,426.68 : 19,904.28 = 11,392.24 : x
  2. Step 2: Convert to fraction form
    14,426.68/19,904.28 = 11,392.24/x
  3. Step 3: Cross multiply
    14,426.68x = 19,904.28 × 11,392.24
  4. Step 4: Simplify right side
    14,426.68x = 226,754,334.79
  5. Step 5: Solve for x
    x = 226,754,334.79/14,426.68
  6. Step 6: Final answer
    x = 15,717.71

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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.