Home / 40,244.40-60,366.30-12,164.40

Finding the Fourth Proportional to 40,244.40, 60,366.30 and 12,164.40

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Solution

The fourth proportional to 40,244.40, 60,366.30 and 12,164.40 is: 18,246.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,244.40 : 60,366.30 = 12,164.40 : x
  2. Step 2: Convert to fraction form
    40,244.40/60,366.30 = 12,164.40/x
  3. Step 3: Cross multiply
    40,244.40x = 60,366.30 × 12,164.40
  4. Step 4: Simplify right side
    40,244.40x = 734,319,819.72
  5. Step 5: Solve for x
    x = 734,319,819.72/40,244.40
  6. Step 6: Final answer
    x = 18,246.51

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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.