Home / 12,923.60-17,795.08-9,741.52

Finding the Fourth Proportional to 12,923.60, 17,795.08 and 9,741.52

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Solution

The fourth proportional to 12,923.60, 17,795.08 and 9,741.52 is: 13,413.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,923.60 : 17,795.08 = 9,741.52 : x
  2. Step 2: Convert to fraction form
    12,923.60/17,795.08 = 9,741.52/x
  3. Step 3: Cross multiply
    12,923.60x = 17,795.08 × 9,741.52
  4. Step 4: Simplify right side
    12,923.60x = 173,351,127.72
  5. Step 5: Solve for x
    x = 173,351,127.72/12,923.60
  6. Step 6: Final answer
    x = 13,413.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.