Home / 28,695.42-43,042.94-17,000.28

Finding the Fourth Proportional to 28,695.42, 43,042.94 and 17,000.28

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Solution

The fourth proportional to 28,695.42, 43,042.94 and 17,000.28 is: 25,500.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,695.42 : 43,042.94 = 17,000.28 : x
  2. Step 2: Convert to fraction form
    28,695.42/43,042.94 = 17,000.28/x
  3. Step 3: Cross multiply
    28,695.42x = 43,042.94 × 17,000.28
  4. Step 4: Simplify right side
    28,695.42x = 731,742,032.02
  5. Step 5: Solve for x
    x = 731,742,032.02/28,695.42
  6. Step 6: Final answer
    x = 25,500.31

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1.5x scale

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.