Home / 52,110.36-71,911.30-29,448.84

Finding the Fourth Proportional to 52,110.36, 71,911.30 and 29,448.84

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Solution

The fourth proportional to 52,110.36, 71,911.30 and 29,448.84 is: 40,638.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,110.36 : 71,911.30 = 29,448.84 : x
  2. Step 2: Convert to fraction form
    52,110.36/71,911.30 = 29,448.84/x
  3. Step 3: Cross multiply
    52,110.36x = 71,911.30 × 29,448.84
  4. Step 4: Simplify right side
    52,110.36x = 2,117,704,367.89
  5. Step 5: Solve for x
    x = 2,117,704,367.89/52,110.36
  6. Step 6: Final answer
    x = 40,638.84

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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.