Home / 26,589.22-36,681.59-15,828.06

Finding the Fourth Proportional to 26,589.22, 36,681.59 and 15,828.06

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Solution

The fourth proportional to 26,589.22, 36,681.59 and 15,828.06 is: 21,835.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,589.22 : 36,681.59 = 15,828.06 : x
  2. Step 2: Convert to fraction form
    26,589.22/36,681.59 = 15,828.06/x
  3. Step 3: Cross multiply
    26,589.22x = 36,681.59 × 15,828.06
  4. Step 4: Simplify right side
    26,589.22x = 580,598,378.21
  5. Step 5: Solve for x
    x = 580,598,378.21/26,589.22
  6. Step 6: Final answer
    x = 21,835.86

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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.