Home / 28,004.35-38,632.39-17,924.71

Finding the Fourth Proportional to 28,004.35, 38,632.39 and 17,924.71

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Solution

The fourth proportional to 28,004.35, 38,632.39 and 17,924.71 is: 24,727.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,004.35 : 38,632.39 = 17,924.71 : x
  2. Step 2: Convert to fraction form
    28,004.35/38,632.39 = 17,924.71/x
  3. Step 3: Cross multiply
    28,004.35x = 38,632.39 × 17,924.71
  4. Step 4: Simplify right side
    28,004.35x = 692,474,387.36
  5. Step 5: Solve for x
    x = 692,474,387.36/28,004.35
  6. Step 6: Final answer
    x = 24,727.39

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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.