Home / 26,657.19-36,786.72-14,720.43

Finding the Fourth Proportional to 26,657.19, 36,786.72 and 14,720.43

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Solution

The fourth proportional to 26,657.19, 36,786.72 and 14,720.43 is: 20,314.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,657.19 : 36,786.72 = 14,720.43 : x
  2. Step 2: Convert to fraction form
    26,657.19/36,786.72 = 14,720.43/x
  3. Step 3: Cross multiply
    26,657.19x = 36,786.72 × 14,720.43
  4. Step 4: Simplify right side
    26,657.19x = 541,516,336.69
  5. Step 5: Solve for x
    x = 541,516,336.69/26,657.19
  6. Step 6: Final answer
    x = 20,314.08

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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.