Home / 35,913.32-53,836.72-18,344.40

Finding the Fourth Proportional to 35,913.32, 53,836.72 and 18,344.40

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Solution

The fourth proportional to 35,913.32, 53,836.72 and 18,344.40 is: 27,499.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,913.32 : 53,836.72 = 18,344.40 : x
  2. Step 2: Convert to fraction form
    35,913.32/53,836.72 = 18,344.40/x
  3. Step 3: Cross multiply
    35,913.32x = 53,836.72 × 18,344.40
  4. Step 4: Simplify right side
    35,913.32x = 987,602,326.37
  5. Step 5: Solve for x
    x = 987,602,326.37/35,913.32
  6. Step 6: Final answer
    x = 27,499.61

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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.