Home / 40,292.58-60,446.70-18,105.60

Finding the Fourth Proportional to 40,292.58, 60,446.70 and 18,105.60

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Solution

The fourth proportional to 40,292.58, 60,446.70 and 18,105.60 is: 27,161.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,292.58 : 60,446.70 = 18,105.60 : x
  2. Step 2: Convert to fraction form
    40,292.58/60,446.70 = 18,105.60/x
  3. Step 3: Cross multiply
    40,292.58x = 60,446.70 × 18,105.60
  4. Step 4: Simplify right side
    40,292.58x = 1,094,423,771.52
  5. Step 5: Solve for x
    x = 1,094,423,771.52/40,292.58
  6. Step 6: Final answer
    x = 27,161.92

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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.