Home / 40,314.24-60,450.60-18,108.55

Finding the Fourth Proportional to 40,314.24, 60,450.60 and 18,108.55

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Solution

The fourth proportional to 40,314.24, 60,450.60 and 18,108.55 is: 27,153.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,314.24 : 60,450.60 = 18,108.55 : x
  2. Step 2: Convert to fraction form
    40,314.24/60,450.60 = 18,108.55/x
  3. Step 3: Cross multiply
    40,314.24x = 60,450.60 × 18,108.55
  4. Step 4: Simplify right side
    40,314.24x = 1,094,672,712.63
  5. Step 5: Solve for x
    x = 1,094,672,712.63/40,314.24
  6. Step 6: Final answer
    x = 27,153.50

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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.