Home / 35,413.08-53,119.66-9,117.88

Finding the Fourth Proportional to 35,413.08, 53,119.66 and 9,117.88

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Solution

The fourth proportional to 35,413.08, 53,119.66 and 9,117.88 is: 13,676.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,413.08 : 53,119.66 = 9,117.88 : x
  2. Step 2: Convert to fraction form
    35,413.08/53,119.66 = 9,117.88/x
  3. Step 3: Cross multiply
    35,413.08x = 53,119.66 × 9,117.88
  4. Step 4: Simplify right side
    35,413.08x = 484,338,685.52
  5. Step 5: Solve for x
    x = 484,338,685.52/35,413.08
  6. Step 6: Final answer
    x = 13,676.83

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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.