Home / 26,801.45-40,173.80-9,015.17

Finding the Fourth Proportional to 26,801.45, 40,173.80 and 9,015.17

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Solution

The fourth proportional to 26,801.45, 40,173.80 and 9,015.17 is: 13,513.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,801.45 : 40,173.80 = 9,015.17 : x
  2. Step 2: Convert to fraction form
    26,801.45/40,173.80 = 9,015.17/x
  3. Step 3: Cross multiply
    26,801.45x = 40,173.80 × 9,015.17
  4. Step 4: Simplify right side
    26,801.45x = 362,173,390.60
  5. Step 5: Solve for x
    x = 362,173,390.60/26,801.45
  6. Step 6: Final answer
    x = 13,513.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.