Home / 26,618.92-36,734.06-15,289.16

Finding the Fourth Proportional to 26,618.92, 36,734.06 and 15,289.16

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Solution

The fourth proportional to 26,618.92, 36,734.06 and 15,289.16 is: 21,099.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,618.92 : 36,734.06 = 15,289.16 : x
  2. Step 2: Convert to fraction form
    26,618.92/36,734.06 = 15,289.16/x
  3. Step 3: Cross multiply
    26,618.92x = 36,734.06 × 15,289.16
  4. Step 4: Simplify right side
    26,618.92x = 561,632,920.79
  5. Step 5: Solve for x
    x = 561,632,920.79/26,618.92
  6. Step 6: Final answer
    x = 21,099.01

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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.