Home / 19,242.15-26,560.22-11,287.59

Finding the Fourth Proportional to 19,242.15, 26,560.22 and 11,287.59

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Solution

The fourth proportional to 19,242.15, 26,560.22 and 11,287.59 is: 15,580.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,242.15 : 26,560.22 = 11,287.59 : x
  2. Step 2: Convert to fraction form
    19,242.15/26,560.22 = 11,287.59/x
  3. Step 3: Cross multiply
    19,242.15x = 26,560.22 × 11,287.59
  4. Step 4: Simplify right side
    19,242.15x = 299,800,817.23
  5. Step 5: Solve for x
    x = 299,800,817.23/19,242.15
  6. Step 6: Final answer
    x = 15,580.42

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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.