Home / 26,495.25-39,690.93-15,378.63

Finding the Fourth Proportional to 26,495.25, 39,690.93 and 15,378.63

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Solution

The fourth proportional to 26,495.25, 39,690.93 and 15,378.63 is: 23,037.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,495.25 : 39,690.93 = 15,378.63 : x
  2. Step 2: Convert to fraction form
    26,495.25/39,690.93 = 15,378.63/x
  3. Step 3: Cross multiply
    26,495.25x = 39,690.93 × 15,378.63
  4. Step 4: Simplify right side
    26,495.25x = 610,392,126.83
  5. Step 5: Solve for x
    x = 610,392,126.83/26,495.25
  6. Step 6: Final answer
    x = 23,037.79

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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.