Home / 26,068.92-35,987.67-18,531.06

Finding the Fourth Proportional to 26,068.92, 35,987.67 and 18,531.06

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Solution

The fourth proportional to 26,068.92, 35,987.67 and 18,531.06 is: 25,581.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,068.92 : 35,987.67 = 18,531.06 : x
  2. Step 2: Convert to fraction form
    26,068.92/35,987.67 = 18,531.06/x
  3. Step 3: Cross multiply
    26,068.92x = 35,987.67 × 18,531.06
  4. Step 4: Simplify right side
    26,068.92x = 666,889,672.03
  5. Step 5: Solve for x
    x = 666,889,672.03/26,068.92
  6. Step 6: Final answer
    x = 25,581.79

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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.