Home / 52,316.36-72,196.22-28,443.03

Finding the Fourth Proportional to 52,316.36, 72,196.22 and 28,443.03

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Solution

The fourth proportional to 52,316.36, 72,196.22 and 28,443.03 is: 39,251.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,316.36 : 72,196.22 = 28,443.03 : x
  2. Step 2: Convert to fraction form
    52,316.36/72,196.22 = 28,443.03/x
  3. Step 3: Cross multiply
    52,316.36x = 72,196.22 × 28,443.03
  4. Step 4: Simplify right side
    52,316.36x = 2,053,479,109.13
  5. Step 5: Solve for x
    x = 2,053,479,109.13/52,316.36
  6. Step 6: Final answer
    x = 39,251.19

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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.