Home / 69,830.80-96,367.40-38,000.56

Finding the Fourth Proportional to 69,830.80, 96,367.40 and 38,000.56

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Solution

The fourth proportional to 69,830.80, 96,367.40 and 38,000.56 is: 52,441.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,830.80 : 96,367.40 = 38,000.56 : x
  2. Step 2: Convert to fraction form
    69,830.80/96,367.40 = 38,000.56/x
  3. Step 3: Cross multiply
    69,830.80x = 96,367.40 × 38,000.56
  4. Step 4: Simplify right side
    69,830.80x = 3,662,015,165.74
  5. Step 5: Solve for x
    x = 3,662,015,165.74/69,830.80
  6. Step 6: Final answer
    x = 52,441.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.