Home / 18,861.84-28,268.16-10,541.52

Finding the Fourth Proportional to 18,861.84, 28,268.16 and 10,541.52

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Solution

The fourth proportional to 18,861.84, 28,268.16 and 10,541.52 is: 15,798.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,861.84 : 28,268.16 = 10,541.52 : x
  2. Step 2: Convert to fraction form
    18,861.84/28,268.16 = 10,541.52/x
  3. Step 3: Cross multiply
    18,861.84x = 28,268.16 × 10,541.52
  4. Step 4: Simplify right side
    18,861.84x = 297,989,374.00
  5. Step 5: Solve for x
    x = 297,989,374.00/18,861.84
  6. Step 6: Final answer
    x = 15,798.53

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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.