Home / 40,398.89-60,597.18-10,816.74

Finding the Fourth Proportional to 40,398.89, 60,597.18 and 10,816.74

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Solution

The fourth proportional to 40,398.89, 60,597.18 and 10,816.74 is: 16,224.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,398.89 : 60,597.18 = 10,816.74 : x
  2. Step 2: Convert to fraction form
    40,398.89/60,597.18 = 10,816.74/x
  3. Step 3: Cross multiply
    40,398.89x = 60,597.18 × 10,816.74
  4. Step 4: Simplify right side
    40,398.89x = 655,463,940.79
  5. Step 5: Solve for x
    x = 655,463,940.79/40,398.89
  6. Step 6: Final answer
    x = 16,224.80

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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.