Home / 26,690.19-36,829.89-14,751.60

Finding the Fourth Proportional to 26,690.19, 36,829.89 and 14,751.60

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Solution

The fourth proportional to 26,690.19, 36,829.89 and 14,751.60 is: 20,355.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,690.19 : 36,829.89 = 14,751.60 : x
  2. Step 2: Convert to fraction form
    26,690.19/36,829.89 = 14,751.60/x
  3. Step 3: Cross multiply
    26,690.19x = 36,829.89 × 14,751.60
  4. Step 4: Simplify right side
    26,690.19x = 543,299,805.32
  5. Step 5: Solve for x
    x = 543,299,805.32/26,690.19
  6. Step 6: Final answer
    x = 20,355.79

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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.