Home / 39,711.58-54,774.32-33,701.86

Finding the Fourth Proportional to 39,711.58, 54,774.32 and 33,701.86

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Solution

The fourth proportional to 39,711.58, 54,774.32 and 33,701.86 is: 46,485.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,711.58 : 54,774.32 = 33,701.86 : x
  2. Step 2: Convert to fraction form
    39,711.58/54,774.32 = 33,701.86/x
  3. Step 3: Cross multiply
    39,711.58x = 54,774.32 × 33,701.86
  4. Step 4: Simplify right side
    39,711.58x = 1,845,996,285.17
  5. Step 5: Solve for x
    x = 1,845,996,285.17/39,711.58
  6. Step 6: Final answer
    x = 46,485.09

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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.