Home / 40,254.36-60,380.58-12,551.64

Finding the Fourth Proportional to 40,254.36, 60,380.58 and 12,551.64

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Solution

The fourth proportional to 40,254.36, 60,380.58 and 12,551.64 is: 18,827.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,254.36 : 60,380.58 = 12,551.64 : x
  2. Step 2: Convert to fraction form
    40,254.36/60,380.58 = 12,551.64/x
  3. Step 3: Cross multiply
    40,254.36x = 60,380.58 × 12,551.64
  4. Step 4: Simplify right side
    40,254.36x = 757,875,303.15
  5. Step 5: Solve for x
    x = 757,875,303.15/40,254.36
  6. Step 6: Final answer
    x = 18,827.16

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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.