Home / 26,631.74-36,750.57-15,293.26

Finding the Fourth Proportional to 26,631.74, 36,750.57 and 15,293.26

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Solution

The fourth proportional to 26,631.74, 36,750.57 and 15,293.26 is: 21,103.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,631.74 : 36,750.57 = 15,293.26 : x
  2. Step 2: Convert to fraction form
    26,631.74/36,750.57 = 15,293.26/x
  3. Step 3: Cross multiply
    26,631.74x = 36,750.57 × 15,293.26
  4. Step 4: Simplify right side
    26,631.74x = 562,035,930.28
  5. Step 5: Solve for x
    x = 562,035,930.28/26,631.74
  6. Step 6: Final answer
    x = 21,103.99

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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.