Home / 26,775.81-36,949.67-14,840.25

Finding the Fourth Proportional to 26,775.81, 36,949.67 and 14,840.25

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Solution

The fourth proportional to 26,775.81, 36,949.67 and 14,840.25 is: 20,479.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,775.81 : 36,949.67 = 14,840.25 : x
  2. Step 2: Convert to fraction form
    26,775.81/36,949.67 = 14,840.25/x
  3. Step 3: Cross multiply
    26,775.81x = 36,949.67 × 14,840.25
  4. Step 4: Simplify right side
    26,775.81x = 548,342,340.22
  5. Step 5: Solve for x
    x = 548,342,340.22/26,775.81
  6. Step 6: Final answer
    x = 20,479.02

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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.