Home / 36,035.78-54,056.55-12,667.46

Finding the Fourth Proportional to 36,035.78, 54,056.55 and 12,667.46

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Solution

The fourth proportional to 36,035.78, 54,056.55 and 12,667.46 is: 19,002.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,035.78 : 54,056.55 = 12,667.46 : x
  2. Step 2: Convert to fraction form
    36,035.78/54,056.55 = 12,667.46/x
  3. Step 3: Cross multiply
    36,035.78x = 54,056.55 × 12,667.46
  4. Step 4: Simplify right side
    36,035.78x = 684,759,184.86
  5. Step 5: Solve for x
    x = 684,759,184.86/36,035.78
  6. Step 6: Final answer
    x = 19,002.20

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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.