Home / 12,941.79-19,421.66-5,922.66

Finding the Fourth Proportional to 12,941.79, 19,421.66 and 5,922.66

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Solution

The fourth proportional to 12,941.79, 19,421.66 and 5,922.66 is: 8,888.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,941.79 : 19,421.66 = 5,922.66 : x
  2. Step 2: Convert to fraction form
    12,941.79/19,421.66 = 5,922.66/x
  3. Step 3: Cross multiply
    12,941.79x = 19,421.66 × 5,922.66
  4. Step 4: Simplify right side
    12,941.79x = 115,027,888.82
  5. Step 5: Solve for x
    x = 115,027,888.82/12,941.79
  6. Step 6: Final answer
    x = 8,888.10

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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.