Home / 37,413.19-51,630.50-20,417.56

Finding the Fourth Proportional to 37,413.19, 51,630.50 and 20,417.56

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Solution

The fourth proportional to 37,413.19, 51,630.50 and 20,417.56 is: 28,176.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,413.19 : 51,630.50 = 20,417.56 : x
  2. Step 2: Convert to fraction form
    37,413.19/51,630.50 = 20,417.56/x
  3. Step 3: Cross multiply
    37,413.19x = 51,630.50 × 20,417.56
  4. Step 4: Simplify right side
    37,413.19x = 1,054,168,831.58
  5. Step 5: Solve for x
    x = 1,054,168,831.58/37,413.19
  6. Step 6: Final answer
    x = 28,176.40

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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.