Home / 40,455.14-60,690.81-15,494.18

Finding the Fourth Proportional to 40,455.14, 60,690.81 and 15,494.18

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Solution

The fourth proportional to 40,455.14, 60,690.81 and 15,494.18 is: 23,244.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,455.14 : 60,690.81 = 15,494.18 : x
  2. Step 2: Convert to fraction form
    40,455.14/60,690.81 = 15,494.18/x
  3. Step 3: Cross multiply
    40,455.14x = 60,690.81 × 15,494.18
  4. Step 4: Simplify right side
    40,455.14x = 940,354,334.49
  5. Step 5: Solve for x
    x = 940,354,334.49/40,455.14
  6. Step 6: Final answer
    x = 23,244.37

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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.