Home / 30,826.44-42,539.58-17,397.54

Finding the Fourth Proportional to 30,826.44, 42,539.58 and 17,397.54

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Solution

The fourth proportional to 30,826.44, 42,539.58 and 17,397.54 is: 24,008.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,826.44 : 42,539.58 = 17,397.54 : x
  2. Step 2: Convert to fraction form
    30,826.44/42,539.58 = 17,397.54/x
  3. Step 3: Cross multiply
    30,826.44x = 42,539.58 × 17,397.54
  4. Step 4: Simplify right side
    30,826.44x = 740,084,044.63
  5. Step 5: Solve for x
    x = 740,084,044.63/30,826.44
  6. Step 6: Final answer
    x = 24,008.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.