Home / 18,742.32-28,113.48-5,594.94

Finding the Fourth Proportional to 18,742.32, 28,113.48 and 5,594.94

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Solution

The fourth proportional to 18,742.32, 28,113.48 and 5,594.94 is: 8,392.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,742.32 : 28,113.48 = 5,594.94 : x
  2. Step 2: Convert to fraction form
    18,742.32/28,113.48 = 5,594.94/x
  3. Step 3: Cross multiply
    18,742.32x = 28,113.48 × 5,594.94
  4. Step 4: Simplify right side
    18,742.32x = 157,293,233.79
  5. Step 5: Solve for x
    x = 157,293,233.79/18,742.32
  6. Step 6: Final answer
    x = 8,392.41

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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.