Home / 26,374.56-36,399.36-15,763.96

Finding the Fourth Proportional to 26,374.56, 36,399.36 and 15,763.96

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Solution

The fourth proportional to 26,374.56, 36,399.36 and 15,763.96 is: 21,755.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,374.56 : 36,399.36 = 15,763.96 : x
  2. Step 2: Convert to fraction form
    26,374.56/36,399.36 = 15,763.96/x
  3. Step 3: Cross multiply
    26,374.56x = 36,399.36 × 15,763.96
  4. Step 4: Simplify right side
    26,374.56x = 573,798,055.07
  5. Step 5: Solve for x
    x = 573,798,055.07/26,374.56
  6. Step 6: Final answer
    x = 21,755.74

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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.