Home / 40,205.61-60,336.09-18,043.77

Finding the Fourth Proportional to 40,205.61, 60,336.09 and 18,043.77

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Solution

The fourth proportional to 40,205.61, 60,336.09 and 18,043.77 is: 27,078.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,205.61 : 60,336.09 = 18,043.77 : x
  2. Step 2: Convert to fraction form
    40,205.61/60,336.09 = 18,043.77/x
  3. Step 3: Cross multiply
    40,205.61x = 60,336.09 × 18,043.77
  4. Step 4: Simplify right side
    40,205.61x = 1,088,690,530.66
  5. Step 5: Solve for x
    x = 1,088,690,530.66/40,205.61
  6. Step 6: Final answer
    x = 27,078.08

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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.