Home / 52,065.51-71,850.45-28,192.20

Finding the Fourth Proportional to 52,065.51, 71,850.45 and 28,192.20

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Solution

The fourth proportional to 52,065.51, 71,850.45 and 28,192.20 is: 38,905.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,065.51 : 71,850.45 = 28,192.20 : x
  2. Step 2: Convert to fraction form
    52,065.51/71,850.45 = 28,192.20/x
  3. Step 3: Cross multiply
    52,065.51x = 71,850.45 × 28,192.20
  4. Step 4: Simplify right side
    52,065.51x = 2,025,622,256.49
  5. Step 5: Solve for x
    x = 2,025,622,256.49/52,065.51
  6. Step 6: Final answer
    x = 38,905.26

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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.