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Finding the Fourth Proportional to 38,792.48, 58,192.48 and 15,413.68

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Solution

The fourth proportional to 38,792.48, 58,192.48 and 15,413.68 is: 23,122.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,792.48 : 58,192.48 = 15,413.68 : x
  2. Step 2: Convert to fraction form
    38,792.48/58,192.48 = 15,413.68/x
  3. Step 3: Cross multiply
    38,792.48x = 58,192.48 × 15,413.68
  4. Step 4: Simplify right side
    38,792.48x = 896,960,265.13
  5. Step 5: Solve for x
    x = 896,960,265.13/38,792.48
  6. Step 6: Final answer
    x = 23,122.01

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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.