Home / 45,187.07-67,740.50-17,087.46

Finding the Fourth Proportional to 45,187.07, 67,740.50 and 17,087.46

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Solution

The fourth proportional to 45,187.07, 67,740.50 and 17,087.46 is: 25,616.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,187.07 : 67,740.50 = 17,087.46 : x
  2. Step 2: Convert to fraction form
    45,187.07/67,740.50 = 17,087.46/x
  3. Step 3: Cross multiply
    45,187.07x = 67,740.50 × 17,087.46
  4. Step 4: Simplify right side
    45,187.07x = 1,157,512,872.82
  5. Step 5: Solve for x
    x = 1,157,512,872.82/45,187.07
  6. Step 6: Final answer
    x = 25,616.02

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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.