Home / 28,359.64-42,541.43-9,632.04

Finding the Fourth Proportional to 28,359.64, 42,541.43 and 9,632.04

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Solution

The fourth proportional to 28,359.64, 42,541.43 and 9,632.04 is: 14,448.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,359.64 : 42,541.43 = 9,632.04 : x
  2. Step 2: Convert to fraction form
    28,359.64/42,541.43 = 9,632.04/x
  3. Step 3: Cross multiply
    28,359.64x = 42,541.43 × 9,632.04
  4. Step 4: Simplify right side
    28,359.64x = 409,760,755.42
  5. Step 5: Solve for x
    x = 409,760,755.42/28,359.64
  6. Step 6: Final answer
    x = 14,448.73

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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.