Home / 32,485.20-48,720.84-18,967.37

Finding the Fourth Proportional to 32,485.20, 48,720.84 and 18,967.37

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Solution

The fourth proportional to 32,485.20, 48,720.84 and 18,967.37 is: 28,446.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,485.20 : 48,720.84 = 18,967.37 : x
  2. Step 2: Convert to fraction form
    32,485.20/48,720.84 = 18,967.37/x
  3. Step 3: Cross multiply
    32,485.20x = 48,720.84 × 18,967.37
  4. Step 4: Simplify right side
    32,485.20x = 924,105,990.95
  5. Step 5: Solve for x
    x = 924,105,990.95/32,485.20
  6. Step 6: Final answer
    x = 28,446.98

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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.