Home / 17,539.15-26,312.83-11,995.10

Finding the Fourth Proportional to 17,539.15, 26,312.83 and 11,995.10

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Solution

The fourth proportional to 17,539.15, 26,312.83 and 11,995.10 is: 17,995.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,539.15 : 26,312.83 = 11,995.10 : x
  2. Step 2: Convert to fraction form
    17,539.15/26,312.83 = 11,995.10/x
  3. Step 3: Cross multiply
    17,539.15x = 26,312.83 × 11,995.10
  4. Step 4: Simplify right side
    17,539.15x = 315,625,179.74
  5. Step 5: Solve for x
    x = 315,625,179.74/17,539.15
  6. Step 6: Final answer
    x = 17,995.47

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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.