Home / 35,203.89-48,569.22-20,085.64

Finding the Fourth Proportional to 35,203.89, 48,569.22 and 20,085.64

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Solution

The fourth proportional to 35,203.89, 48,569.22 and 20,085.64 is: 27,711.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,203.89 : 48,569.22 = 20,085.64 : x
  2. Step 2: Convert to fraction form
    35,203.89/48,569.22 = 20,085.64/x
  3. Step 3: Cross multiply
    35,203.89x = 48,569.22 × 20,085.64
  4. Step 4: Simplify right side
    35,203.89x = 975,543,868.00
  5. Step 5: Solve for x
    x = 975,543,868.00/35,203.89
  6. Step 6: Final answer
    x = 27,711.25

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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.