Home / 35,413.81-53,067.25-21,358.18

Finding the Fourth Proportional to 35,413.81, 53,067.25 and 21,358.18

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Solution

The fourth proportional to 35,413.81, 53,067.25 and 21,358.18 is: 32,005.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,413.81 : 53,067.25 = 21,358.18 : x
  2. Step 2: Convert to fraction form
    35,413.81/53,067.25 = 21,358.18/x
  3. Step 3: Cross multiply
    35,413.81x = 53,067.25 × 21,358.18
  4. Step 4: Simplify right side
    35,413.81x = 1,133,419,970.64
  5. Step 5: Solve for x
    x = 1,133,419,970.64/35,413.81
  6. Step 6: Final answer
    x = 32,005.03

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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.