Home / 40,080.34-60,118.62-13,785.58

Finding the Fourth Proportional to 40,080.34, 60,118.62 and 13,785.58

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Solution

The fourth proportional to 40,080.34, 60,118.62 and 13,785.58 is: 20,677.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,080.34 : 60,118.62 = 13,785.58 : x
  2. Step 2: Convert to fraction form
    40,080.34/60,118.62 = 13,785.58/x
  3. Step 3: Cross multiply
    40,080.34x = 60,118.62 × 13,785.58
  4. Step 4: Simplify right side
    40,080.34x = 828,770,045.50
  5. Step 5: Solve for x
    x = 828,770,045.50/40,080.34
  6. Step 6: Final answer
    x = 20,677.72

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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.