Home / 47,223.39-70,848.02-13,943.42

Finding the Fourth Proportional to 47,223.39, 70,848.02 and 13,943.42

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Solution

The fourth proportional to 47,223.39, 70,848.02 and 13,943.42 is: 20,918.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,223.39 : 70,848.02 = 13,943.42 : x
  2. Step 2: Convert to fraction form
    47,223.39/70,848.02 = 13,943.42/x
  3. Step 3: Cross multiply
    47,223.39x = 70,848.02 × 13,943.42
  4. Step 4: Simplify right side
    47,223.39x = 987,863,629.31
  5. Step 5: Solve for x
    x = 987,863,629.31/47,223.39
  6. Step 6: Final answer
    x = 20,918.95

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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.