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Finding the Fourth Proportional to 35,186.40, 52,664.40 and 27,352.80

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Solution

The fourth proportional to 35,186.40, 52,664.40 and 27,352.80 is: 40,939.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,186.40 : 52,664.40 = 27,352.80 : x
  2. Step 2: Convert to fraction form
    35,186.40/52,664.40 = 27,352.80/x
  3. Step 3: Cross multiply
    35,186.40x = 52,664.40 × 27,352.80
  4. Step 4: Simplify right side
    35,186.40x = 1,440,518,800.32
  5. Step 5: Solve for x
    x = 1,440,518,800.32/35,186.40
  6. Step 6: Final answer
    x = 40,939.65

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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.