Home / 18,764.88-25,926.28-14,816.08

Finding the Fourth Proportional to 18,764.88, 25,926.28 and 14,816.08

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Solution

The fourth proportional to 18,764.88, 25,926.28 and 14,816.08 is: 20,470.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,764.88 : 25,926.28 = 14,816.08 : x
  2. Step 2: Convert to fraction form
    18,764.88/25,926.28 = 14,816.08/x
  3. Step 3: Cross multiply
    18,764.88x = 25,926.28 × 14,816.08
  4. Step 4: Simplify right side
    18,764.88x = 384,125,838.58
  5. Step 5: Solve for x
    x = 384,125,838.58/18,764.88
  6. Step 6: Final answer
    x = 20,470.47

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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.