Home / 27,413.78-37,831.01-14,838.53

Finding the Fourth Proportional to 27,413.78, 37,831.01 and 14,838.53

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Solution

The fourth proportional to 27,413.78, 37,831.01 and 14,838.53 is: 20,477.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,413.78 : 37,831.01 = 14,838.53 : x
  2. Step 2: Convert to fraction form
    27,413.78/37,831.01 = 14,838.53/x
  3. Step 3: Cross multiply
    27,413.78x = 37,831.01 × 14,838.53
  4. Step 4: Simplify right side
    27,413.78x = 561,356,313.47
  5. Step 5: Solve for x
    x = 561,356,313.47/27,413.78
  6. Step 6: Final answer
    x = 20,477.16

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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.