Home / 12,534.51-18,801.90-5,961.36

Finding the Fourth Proportional to 12,534.51, 18,801.90 and 5,961.36

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Solution

The fourth proportional to 12,534.51, 18,801.90 and 5,961.36 is: 8,942.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,534.51 : 18,801.90 = 5,961.36 : x
  2. Step 2: Convert to fraction form
    12,534.51/18,801.90 = 5,961.36/x
  3. Step 3: Cross multiply
    12,534.51x = 18,801.90 × 5,961.36
  4. Step 4: Simplify right side
    12,534.51x = 112,084,894.58
  5. Step 5: Solve for x
    x = 112,084,894.58/12,534.51
  6. Step 6: Final answer
    x = 8,942.10

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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.