Home / 40,392.15-60,587.34-10,809.99

Finding the Fourth Proportional to 40,392.15, 60,587.34 and 10,809.99

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Solution

The fourth proportional to 40,392.15, 60,587.34 and 10,809.99 is: 16,214.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,392.15 : 60,587.34 = 10,809.99 : x
  2. Step 2: Convert to fraction form
    40,392.15/60,587.34 = 10,809.99/x
  3. Step 3: Cross multiply
    40,392.15x = 60,587.34 × 10,809.99
  4. Step 4: Simplify right side
    40,392.15x = 654,948,539.53
  5. Step 5: Solve for x
    x = 654,948,539.53/40,392.15
  6. Step 6: Final answer
    x = 16,214.75

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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.