Home / 35,609.51-53,376.59-13,413.28

Finding the Fourth Proportional to 35,609.51, 53,376.59 and 13,413.28

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Solution

The fourth proportional to 35,609.51, 53,376.59 and 13,413.28 is: 20,105.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,609.51 : 53,376.59 = 13,413.28 : x
  2. Step 2: Convert to fraction form
    35,609.51/53,376.59 = 13,413.28/x
  3. Step 3: Cross multiply
    35,609.51x = 53,376.59 × 13,413.28
  4. Step 4: Simplify right side
    35,609.51x = 715,955,047.21
  5. Step 5: Solve for x
    x = 715,955,047.21/35,609.51
  6. Step 6: Final answer
    x = 20,105.73

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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.