Home / 40,455.10-60,667.26-12,366.60

Finding the Fourth Proportional to 40,455.10, 60,667.26 and 12,366.60

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Solution

The fourth proportional to 40,455.10, 60,667.26 and 12,366.60 is: 18,545.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,455.10 : 60,667.26 = 12,366.60 : x
  2. Step 2: Convert to fraction form
    40,455.10/60,667.26 = 12,366.60/x
  3. Step 3: Cross multiply
    40,455.10x = 60,667.26 × 12,366.60
  4. Step 4: Simplify right side
    40,455.10x = 750,247,737.52
  5. Step 5: Solve for x
    x = 750,247,737.52/40,455.10
  6. Step 6: Final answer
    x = 18,545.20

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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.