Home / 16,413.31-22,650.35-9,701.36

Finding the Fourth Proportional to 16,413.31, 22,650.35 and 9,701.36

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Solution

The fourth proportional to 16,413.31, 22,650.35 and 9,701.36 is: 13,387.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,413.31 : 22,650.35 = 9,701.36 : x
  2. Step 2: Convert to fraction form
    16,413.31/22,650.35 = 9,701.36/x
  3. Step 3: Cross multiply
    16,413.31x = 22,650.35 × 9,701.36
  4. Step 4: Simplify right side
    16,413.31x = 219,739,037.72
  5. Step 5: Solve for x
    x = 219,739,037.72/16,413.31
  6. Step 6: Final answer
    x = 13,387.86

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1.5x scale

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.