Home / 51,167.80-70,606.74-28,504.48

Finding the Fourth Proportional to 51,167.80, 70,606.74 and 28,504.48

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Solution

The fourth proportional to 51,167.80, 70,606.74 and 28,504.48 is: 39,333.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,167.80 : 70,606.74 = 28,504.48 : x
  2. Step 2: Convert to fraction form
    51,167.80/70,606.74 = 28,504.48/x
  3. Step 3: Cross multiply
    51,167.80x = 70,606.74 × 28,504.48
  4. Step 4: Simplify right side
    51,167.80x = 2,012,608,408.20
  5. Step 5: Solve for x
    x = 2,012,608,408.20/51,167.80
  6. Step 6: Final answer
    x = 39,333.50

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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.