Home / 57,490.69-79,336.96-31,996.93

Finding the Fourth Proportional to 57,490.69, 79,336.96 and 31,996.93

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Solution

The fourth proportional to 57,490.69, 79,336.96 and 31,996.93 is: 44,155.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,490.69 : 79,336.96 = 31,996.93 : x
  2. Step 2: Convert to fraction form
    57,490.69/79,336.96 = 31,996.93/x
  3. Step 3: Cross multiply
    57,490.69x = 79,336.96 × 31,996.93
  4. Step 4: Simplify right side
    57,490.69x = 2,538,539,155.53
  5. Step 5: Solve for x
    x = 2,538,539,155.53/57,490.69
  6. Step 6: Final answer
    x = 44,155.66

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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.