Home / 45,288.80-67,931.37-23,101.68

Finding the Fourth Proportional to 45,288.80, 67,931.37 and 23,101.68

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Solution

The fourth proportional to 45,288.80, 67,931.37 and 23,101.68 is: 34,651.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,288.80 : 67,931.37 = 23,101.68 : x
  2. Step 2: Convert to fraction form
    45,288.80/67,931.37 = 23,101.68/x
  3. Step 3: Cross multiply
    45,288.80x = 67,931.37 × 23,101.68
  4. Step 4: Simplify right side
    45,288.80x = 1,569,328,771.70
  5. Step 5: Solve for x
    x = 1,569,328,771.70/45,288.80
  6. Step 6: Final answer
    x = 34,651.59

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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.