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Finding the Fourth Proportional to 32,637.80, 48,959.29 and 13,917.99

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Solution

The fourth proportional to 32,637.80, 48,959.29 and 13,917.99 is: 20,878.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,637.80 : 48,959.29 = 13,917.99 : x
  2. Step 2: Convert to fraction form
    32,637.80/48,959.29 = 13,917.99/x
  3. Step 3: Cross multiply
    32,637.80x = 48,959.29 × 13,917.99
  4. Step 4: Simplify right side
    32,637.80x = 681,415,023.73
  5. Step 5: Solve for x
    x = 681,415,023.73/32,637.80
  6. Step 6: Final answer
    x = 20,878.10

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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.