Home / 34,913.52-48,179.80-18,998

Finding the Fourth Proportional to 34,913.52, 48,179.80 and 18,998

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Solution

The fourth proportional to 34,913.52, 48,179.80 and 18,998 is: 26,216.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,913.52 : 48,179.80 = 18,998 : x
  2. Step 2: Convert to fraction form
    34,913.52/48,179.80 = 18,998/x
  3. Step 3: Cross multiply
    34,913.52x = 48,179.80 × 18,998
  4. Step 4: Simplify right side
    34,913.52x = 915,319,840.40
  5. Step 5: Solve for x
    x = 915,319,840.40/34,913.52
  6. Step 6: Final answer
    x = 26,216.77

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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.