Home / 40,017.77-60,056.25-18,957.85

Finding the Fourth Proportional to 40,017.77, 60,056.25 and 18,957.85

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Solution

The fourth proportional to 40,017.77, 60,056.25 and 18,957.85 is: 28,450.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,017.77 : 60,056.25 = 18,957.85 : x
  2. Step 2: Convert to fraction form
    40,017.77/60,056.25 = 18,957.85/x
  3. Step 3: Cross multiply
    40,017.77x = 60,056.25 × 18,957.85
  4. Step 4: Simplify right side
    40,017.77x = 1,138,537,684.50
  5. Step 5: Solve for x
    x = 1,138,537,684.50/40,017.77
  6. Step 6: Final answer
    x = 28,450.80

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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.