Home / 32,380.02-48,570.03-12,664.35

Finding the Fourth Proportional to 32,380.02, 48,570.03 and 12,664.35

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Solution

The fourth proportional to 32,380.02, 48,570.03 and 12,664.35 is: 18,996.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,380.02 : 48,570.03 = 12,664.35 : x
  2. Step 2: Convert to fraction form
    32,380.02/48,570.03 = 12,664.35/x
  3. Step 3: Cross multiply
    32,380.02x = 48,570.03 × 12,664.35
  4. Step 4: Simplify right side
    32,380.02x = 615,107,859.43
  5. Step 5: Solve for x
    x = 615,107,859.43/32,380.02
  6. Step 6: Final answer
    x = 18,996.53

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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.