Home / 26,416.98-36,450.81-15,081.30

Finding the Fourth Proportional to 26,416.98, 36,450.81 and 15,081.30

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Solution

The fourth proportional to 26,416.98, 36,450.81 and 15,081.30 is: 20,809.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,416.98 : 36,450.81 = 15,081.30 : x
  2. Step 2: Convert to fraction form
    26,416.98/36,450.81 = 15,081.30/x
  3. Step 3: Cross multiply
    26,416.98x = 36,450.81 × 15,081.30
  4. Step 4: Simplify right side
    26,416.98x = 549,725,600.85
  5. Step 5: Solve for x
    x = 549,725,600.85/26,416.98
  6. Step 6: Final answer
    x = 20,809.56

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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.