Home / 17,398.90-26,092.86-5,709.40

Finding the Fourth Proportional to 17,398.90, 26,092.86 and 5,709.40

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Solution

The fourth proportional to 17,398.90, 26,092.86 and 5,709.40 is: 8,562.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,398.90 : 26,092.86 = 5,709.40 : x
  2. Step 2: Convert to fraction form
    17,398.90/26,092.86 = 5,709.40/x
  3. Step 3: Cross multiply
    17,398.90x = 26,092.86 × 5,709.40
  4. Step 4: Simplify right side
    17,398.90x = 148,974,574.88
  5. Step 5: Solve for x
    x = 148,974,574.88/17,398.90
  6. Step 6: Final answer
    x = 8,562.30

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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.