Home / 39,133.80-58,597.02-20,626.92

Finding the Fourth Proportional to 39,133.80, 58,597.02 and 20,626.92

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Solution

The fourth proportional to 39,133.80, 58,597.02 and 20,626.92 is: 30,885.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,133.80 : 58,597.02 = 20,626.92 : x
  2. Step 2: Convert to fraction form
    39,133.80/58,597.02 = 20,626.92/x
  3. Step 3: Cross multiply
    39,133.80x = 58,597.02 × 20,626.92
  4. Step 4: Simplify right side
    39,133.80x = 1,208,676,043.78
  5. Step 5: Solve for x
    x = 1,208,676,043.78/39,133.80
  6. Step 6: Final answer
    x = 30,885.73

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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.