Home / 26,759.10-36,924.06-15,429.02

Finding the Fourth Proportional to 26,759.10, 36,924.06 and 15,429.02

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Solution

The fourth proportional to 26,759.10, 36,924.06 and 15,429.02 is: 21,290.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,759.10 : 36,924.06 = 15,429.02 : x
  2. Step 2: Convert to fraction form
    26,759.10/36,924.06 = 15,429.02/x
  3. Step 3: Cross multiply
    26,759.10x = 36,924.06 × 15,429.02
  4. Step 4: Simplify right side
    26,759.10x = 569,702,060.22
  5. Step 5: Solve for x
    x = 569,702,060.22/26,759.10
  6. Step 6: Final answer
    x = 21,290.03

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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.