Home / 19,241.08-26,557.12-11,285.87

Finding the Fourth Proportional to 19,241.08, 26,557.12 and 11,285.87

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Solution

The fourth proportional to 19,241.08, 26,557.12 and 11,285.87 is: 15,577.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,241.08 : 26,557.12 = 11,285.87 : x
  2. Step 2: Convert to fraction form
    19,241.08/26,557.12 = 11,285.87/x
  3. Step 3: Cross multiply
    19,241.08x = 26,557.12 × 11,285.87
  4. Step 4: Simplify right side
    19,241.08x = 299,720,203.89
  5. Step 5: Solve for x
    x = 299,720,203.89/19,241.08
  6. Step 6: Final answer
    x = 15,577.10

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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.