Home / 50,667.78-76,016.32-15,612.60

Finding the Fourth Proportional to 50,667.78, 76,016.32 and 15,612.60

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Solution

The fourth proportional to 50,667.78, 76,016.32 and 15,612.60 is: 23,423.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,667.78 : 76,016.32 = 15,612.60 : x
  2. Step 2: Convert to fraction form
    50,667.78/76,016.32 = 15,612.60/x
  3. Step 3: Cross multiply
    50,667.78x = 76,016.32 × 15,612.60
  4. Step 4: Simplify right side
    50,667.78x = 1,186,812,397.63
  5. Step 5: Solve for x
    x = 1,186,812,397.63/50,667.78
  6. Step 6: Final answer
    x = 23,423.41

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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.