Home / 17,825.85-26,730.12-8,937.36

Finding the Fourth Proportional to 17,825.85, 26,730.12 and 8,937.36

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Solution

The fourth proportional to 17,825.85, 26,730.12 and 8,937.36 is: 13,401.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,825.85 : 26,730.12 = 8,937.36 : x
  2. Step 2: Convert to fraction form
    17,825.85/26,730.12 = 8,937.36/x
  3. Step 3: Cross multiply
    17,825.85x = 26,730.12 × 8,937.36
  4. Step 4: Simplify right side
    17,825.85x = 238,896,705.28
  5. Step 5: Solve for x
    x = 238,896,705.28/17,825.85
  6. Step 6: Final answer
    x = 13,401.70

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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.