Home / 40,005.35-59,990.74-16,615.79

Finding the Fourth Proportional to 40,005.35, 59,990.74 and 16,615.79

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Solution

The fourth proportional to 40,005.35, 59,990.74 and 16,615.79 is: 24,916.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,005.35 : 59,990.74 = 16,615.79 : x
  2. Step 2: Convert to fraction form
    40,005.35/59,990.74 = 16,615.79/x
  3. Step 3: Cross multiply
    40,005.35x = 59,990.74 × 16,615.79
  4. Step 4: Simplify right side
    40,005.35x = 996,793,537.78
  5. Step 5: Solve for x
    x = 996,793,537.78/40,005.35
  6. Step 6: Final answer
    x = 24,916.51

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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.