Home / 52,778.36-79,167.51-13,335.47

Finding the Fourth Proportional to 52,778.36, 79,167.51 and 13,335.47

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Solution

The fourth proportional to 52,778.36, 79,167.51 and 13,335.47 is: 20,003.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,778.36 : 79,167.51 = 13,335.47 : x
  2. Step 2: Convert to fraction form
    52,778.36/79,167.51 = 13,335.47/x
  3. Step 3: Cross multiply
    52,778.36x = 79,167.51 × 13,335.47
  4. Step 4: Simplify right side
    52,778.36x = 1,055,735,558.74
  5. Step 5: Solve for x
    x = 1,055,735,558.74/52,778.36
  6. Step 6: Final answer
    x = 20,003.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.