Home / 69,030.74-95,261.15-38,403.69

Finding the Fourth Proportional to 69,030.74, 95,261.15 and 38,403.69

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Solution

The fourth proportional to 69,030.74, 95,261.15 and 38,403.69 is: 52,996.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,030.74 : 95,261.15 = 38,403.69 : x
  2. Step 2: Convert to fraction form
    69,030.74/95,261.15 = 38,403.69/x
  3. Step 3: Cross multiply
    69,030.74x = 95,261.15 × 38,403.69
  4. Step 4: Simplify right side
    69,030.74x = 3,658,379,481.63
  5. Step 5: Solve for x
    x = 3,658,379,481.63/69,030.74
  6. Step 6: Final answer
    x = 52,996.39

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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.