Home / 40,519.17-60,784.83-14,219.28

Finding the Fourth Proportional to 40,519.17, 60,784.83 and 14,219.28

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Solution

The fourth proportional to 40,519.17, 60,784.83 and 14,219.28 is: 21,331.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,519.17 : 60,784.83 = 14,219.28 : x
  2. Step 2: Convert to fraction form
    40,519.17/60,784.83 = 14,219.28/x
  3. Step 3: Cross multiply
    40,519.17x = 60,784.83 × 14,219.28
  4. Step 4: Simplify right side
    40,519.17x = 864,316,517.52
  5. Step 5: Solve for x
    x = 864,316,517.52/40,519.17
  6. Step 6: Final answer
    x = 21,331.05

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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.