Home / 40,185.39-60,280.97-10,602.88

Finding the Fourth Proportional to 40,185.39, 60,280.97 and 10,602.88

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Solution

The fourth proportional to 40,185.39, 60,280.97 and 10,602.88 is: 15,905.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,185.39 : 60,280.97 = 10,602.88 : x
  2. Step 2: Convert to fraction form
    40,185.39/60,280.97 = 10,602.88/x
  3. Step 3: Cross multiply
    40,185.39x = 60,280.97 × 10,602.88
  4. Step 4: Simplify right side
    40,185.39x = 639,151,891.19
  5. Step 5: Solve for x
    x = 639,151,891.19/40,185.39
  6. Step 6: Final answer
    x = 15,905.08

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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.