Home / 22,298.64-33,413.40-9,139.92

Finding the Fourth Proportional to 22,298.64, 33,413.40 and 9,139.92

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Solution

The fourth proportional to 22,298.64, 33,413.40 and 9,139.92 is: 13,695.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,298.64 : 33,413.40 = 9,139.92 : x
  2. Step 2: Convert to fraction form
    22,298.64/33,413.40 = 9,139.92/x
  3. Step 3: Cross multiply
    22,298.64x = 33,413.40 × 9,139.92
  4. Step 4: Simplify right side
    22,298.64x = 305,395,802.93
  5. Step 5: Solve for x
    x = 305,395,802.93/22,298.64
  6. Step 6: Final answer
    x = 13,695.71

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1.5x scale

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.