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Finding the Fourth Proportional to 32,908.60, 45,413.74 and 17,801.28

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Solution

The fourth proportional to 32,908.60, 45,413.74 and 17,801.28 is: 24,565.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,908.60 : 45,413.74 = 17,801.28 : x
  2. Step 2: Convert to fraction form
    32,908.60/45,413.74 = 17,801.28/x
  3. Step 3: Cross multiply
    32,908.60x = 45,413.74 × 17,801.28
  4. Step 4: Simplify right side
    32,908.60x = 808,422,701.59
  5. Step 5: Solve for x
    x = 808,422,701.59/32,908.60
  6. Step 6: Final answer
    x = 24,565.70

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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.