Home / 35,834.40-53,449.25-31,117.31

Finding the Fourth Proportional to 35,834.40, 53,449.25 and 31,117.31

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Solution

The fourth proportional to 35,834.40, 53,449.25 and 31,117.31 is: 46,413.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,834.40 : 53,449.25 = 31,117.31 : x
  2. Step 2: Convert to fraction form
    35,834.40/53,449.25 = 31,117.31/x
  3. Step 3: Cross multiply
    35,834.40x = 53,449.25 × 31,117.31
  4. Step 4: Simplify right side
    35,834.40x = 1,663,197,134.81
  5. Step 5: Solve for x
    x = 1,663,197,134.81/35,834.40
  6. Step 6: Final answer
    x = 46,413.42

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.