Home / 38,413.76-52,992.14-25,670.07

Finding the Fourth Proportional to 38,413.76, 52,992.14 and 25,670.07

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Solution

The fourth proportional to 38,413.76, 52,992.14 and 25,670.07 is: 35,412.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,413.76 : 52,992.14 = 25,670.07 : x
  2. Step 2: Convert to fraction form
    38,413.76/52,992.14 = 25,670.07/x
  3. Step 3: Cross multiply
    38,413.76x = 52,992.14 × 25,670.07
  4. Step 4: Simplify right side
    38,413.76x = 1,360,311,943.25
  5. Step 5: Solve for x
    x = 1,360,311,943.25/38,413.76
  6. Step 6: Final answer
    x = 35,412.10

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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.