Home / 40,394.86-60,594.53-12,315.84

Finding the Fourth Proportional to 40,394.86, 60,594.53 and 12,315.84

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Solution

The fourth proportional to 40,394.86, 60,594.53 and 12,315.84 is: 18,474.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,394.86 : 60,594.53 = 12,315.84 : x
  2. Step 2: Convert to fraction form
    40,394.86/60,594.53 = 12,315.84/x
  3. Step 3: Cross multiply
    40,394.86x = 60,594.53 × 12,315.84
  4. Step 4: Simplify right side
    40,394.86x = 746,272,536.36
  5. Step 5: Solve for x
    x = 746,272,536.36/40,394.86
  6. Step 6: Final answer
    x = 18,474.44

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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.