Home / 40,056.85-60,067.05-21,332.08

Finding the Fourth Proportional to 40,056.85, 60,067.05 and 21,332.08

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Solution

The fourth proportional to 40,056.85, 60,067.05 and 21,332.08 is: 31,988.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,056.85 : 60,067.05 = 21,332.08 : x
  2. Step 2: Convert to fraction form
    40,056.85/60,067.05 = 21,332.08/x
  3. Step 3: Cross multiply
    40,056.85x = 60,067.05 × 21,332.08
  4. Step 4: Simplify right side
    40,056.85x = 1,281,355,115.96
  5. Step 5: Solve for x
    x = 1,281,355,115.96/40,056.85
  6. Step 6: Final answer
    x = 31,988.41

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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.