Home / 28,441.18-42,652.50-9,460.72

Finding the Fourth Proportional to 28,441.18, 42,652.50 and 9,460.72

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Solution

The fourth proportional to 28,441.18, 42,652.50 and 9,460.72 is: 14,188.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,441.18 : 42,652.50 = 9,460.72 : x
  2. Step 2: Convert to fraction form
    28,441.18/42,652.50 = 9,460.72/x
  3. Step 3: Cross multiply
    28,441.18x = 42,652.50 × 9,460.72
  4. Step 4: Simplify right side
    28,441.18x = 403,523,359.80
  5. Step 5: Solve for x
    x = 403,523,359.80/28,441.18
  6. Step 6: Final answer
    x = 14,188.00

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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.