Home / 40,125.15-60,187.58-12,045.08

Finding the Fourth Proportional to 40,125.15, 60,187.58 and 12,045.08

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Solution

The fourth proportional to 40,125.15, 60,187.58 and 12,045.08 is: 18,067.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,125.15 : 60,187.58 = 12,045.08 : x
  2. Step 2: Convert to fraction form
    40,125.15/60,187.58 = 12,045.08/x
  3. Step 3: Cross multiply
    40,125.15x = 60,187.58 × 12,045.08
  4. Step 4: Simplify right side
    40,125.15x = 724,964,155.88
  5. Step 5: Solve for x
    x = 724,964,155.88/40,125.15
  6. Step 6: Final answer
    x = 18,067.57

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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.