Home / 18,924.96-28,346.12-15,600.72

Finding the Fourth Proportional to 18,924.96, 28,346.12 and 15,600.72

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Solution

The fourth proportional to 18,924.96, 28,346.12 and 15,600.72 is: 23,367.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,924.96 : 28,346.12 = 15,600.72 : x
  2. Step 2: Convert to fraction form
    18,924.96/28,346.12 = 15,600.72/x
  3. Step 3: Cross multiply
    18,924.96x = 28,346.12 × 15,600.72
  4. Step 4: Simplify right side
    18,924.96x = 442,219,881.21
  5. Step 5: Solve for x
    x = 442,219,881.21/18,924.96
  6. Step 6: Final answer
    x = 23,367.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.