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Finding the Fourth Proportional to 32,476.88, 48,686.52 and 15,827.60

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Solution

The fourth proportional to 32,476.88, 48,686.52 and 15,827.60 is: 23,727.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,476.88 : 48,686.52 = 15,827.60 : x
  2. Step 2: Convert to fraction form
    32,476.88/48,686.52 = 15,827.60/x
  3. Step 3: Cross multiply
    32,476.88x = 48,686.52 × 15,827.60
  4. Step 4: Simplify right side
    32,476.88x = 770,590,763.95
  5. Step 5: Solve for x
    x = 770,590,763.95/32,476.88
  6. Step 6: Final answer
    x = 23,727.36

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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.