Home / 40,152.80-60,232.32-12,070.66

Finding the Fourth Proportional to 40,152.80, 60,232.32 and 12,070.66

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Solution

The fourth proportional to 40,152.80, 60,232.32 and 12,070.66 is: 18,106.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,152.80 : 60,232.32 = 12,070.66 : x
  2. Step 2: Convert to fraction form
    40,152.80/60,232.32 = 12,070.66/x
  3. Step 3: Cross multiply
    40,152.80x = 60,232.32 × 12,070.66
  4. Step 4: Simplify right side
    40,152.80x = 727,043,855.73
  5. Step 5: Solve for x
    x = 727,043,855.73/40,152.80
  6. Step 6: Final answer
    x = 18,106.93

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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.