Home / 39,990.98-59,979.08-14,684.96

Finding the Fourth Proportional to 39,990.98, 59,979.08 and 14,684.96

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Solution

The fourth proportional to 39,990.98, 59,979.08 and 14,684.96 is: 22,024.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,990.98 : 59,979.08 = 14,684.96 : x
  2. Step 2: Convert to fraction form
    39,990.98/59,979.08 = 14,684.96/x
  3. Step 3: Cross multiply
    39,990.98x = 59,979.08 × 14,684.96
  4. Step 4: Simplify right side
    39,990.98x = 880,790,390.64
  5. Step 5: Solve for x
    x = 880,790,390.64/39,990.98
  6. Step 6: Final answer
    x = 22,024.73

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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.