Home / 40,582.32-60,895.32-20,855.64

Finding the Fourth Proportional to 40,582.32, 60,895.32 and 20,855.64

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Solution

The fourth proportional to 40,582.32, 60,895.32 and 20,855.64 is: 31,294.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,582.32 : 60,895.32 = 20,855.64 : x
  2. Step 2: Convert to fraction form
    40,582.32/60,895.32 = 20,855.64/x
  3. Step 3: Cross multiply
    40,582.32x = 60,895.32 × 20,855.64
  4. Step 4: Simplify right side
    40,582.32x = 1,270,010,871.60
  5. Step 5: Solve for x
    x = 1,270,010,871.60/40,582.32
  6. Step 6: Final answer
    x = 31,294.68

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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.