Home / 40,484.75-60,727.50-15,518.84

Finding the Fourth Proportional to 40,484.75, 60,727.50 and 15,518.84

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Solution

The fourth proportional to 40,484.75, 60,727.50 and 15,518.84 is: 23,278.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,484.75 : 60,727.50 = 15,518.84 : x
  2. Step 2: Convert to fraction form
    40,484.75/60,727.50 = 15,518.84/x
  3. Step 3: Cross multiply
    40,484.75x = 60,727.50 × 15,518.84
  4. Step 4: Simplify right side
    40,484.75x = 942,420,052.46
  5. Step 5: Solve for x
    x = 942,420,052.46/40,484.75
  6. Step 6: Final answer
    x = 23,278.40

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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.