Home / 39,369.70-59,088.67-20,662.95

Finding the Fourth Proportional to 39,369.70, 59,088.67 and 20,662.95

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Solution

The fourth proportional to 39,369.70, 59,088.67 and 20,662.95 is: 31,012.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,369.70 : 59,088.67 = 20,662.95 : x
  2. Step 2: Convert to fraction form
    39,369.70/59,088.67 = 20,662.95/x
  3. Step 3: Cross multiply
    39,369.70x = 59,088.67 × 20,662.95
  4. Step 4: Simplify right side
    39,369.70x = 1,220,946,233.78
  5. Step 5: Solve for x
    x = 1,220,946,233.78/39,369.70
  6. Step 6: Final answer
    x = 31,012.33

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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.