Home / 52,245.29-72,099.09-28,372.29

Finding the Fourth Proportional to 52,245.29, 72,099.09 and 28,372.29

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Solution

The fourth proportional to 52,245.29, 72,099.09 and 28,372.29 is: 39,154.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,245.29 : 72,099.09 = 28,372.29 : x
  2. Step 2: Convert to fraction form
    52,245.29/72,099.09 = 28,372.29/x
  3. Step 3: Cross multiply
    52,245.29x = 72,099.09 × 28,372.29
  4. Step 4: Simplify right side
    52,245.29x = 2,045,616,290.22
  5. Step 5: Solve for x
    x = 2,045,616,290.22/52,245.29
  6. Step 6: Final answer
    x = 39,154.08

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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.