Home / 35,724.64-53,587.52-13,548.48

Finding the Fourth Proportional to 35,724.64, 53,587.52 and 13,548.48

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Solution

The fourth proportional to 35,724.64, 53,587.52 and 13,548.48 is: 20,322.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,724.64 : 53,587.52 = 13,548.48 : x
  2. Step 2: Convert to fraction form
    35,724.64/53,587.52 = 13,548.48/x
  3. Step 3: Cross multiply
    35,724.64x = 53,587.52 × 13,548.48
  4. Step 4: Simplify right side
    35,724.64x = 726,029,442.97
  5. Step 5: Solve for x
    x = 726,029,442.97/35,724.64
  6. Step 6: Final answer
    x = 20,322.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.