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Finding the Fourth Proportional to 51,394.59, 70,877.25 and 33,483.06

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Solution

The fourth proportional to 51,394.59, 70,877.25 and 33,483.06 is: 46,175.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,394.59 : 70,877.25 = 33,483.06 : x
  2. Step 2: Convert to fraction form
    51,394.59/70,877.25 = 33,483.06/x
  3. Step 3: Cross multiply
    51,394.59x = 70,877.25 × 33,483.06
  4. Step 4: Simplify right side
    51,394.59x = 2,373,187,214.39
  5. Step 5: Solve for x
    x = 2,373,187,214.39/51,394.59
  6. Step 6: Final answer
    x = 46,175.82

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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.