Home / 13,881.07-19,155.83-7,593.44

Finding the Fourth Proportional to 13,881.07, 19,155.83 and 7,593.44

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Solution

The fourth proportional to 13,881.07, 19,155.83 and 7,593.44 is: 10,478.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,881.07 : 19,155.83 = 7,593.44 : x
  2. Step 2: Convert to fraction form
    13,881.07/19,155.83 = 7,593.44/x
  3. Step 3: Cross multiply
    13,881.07x = 19,155.83 × 7,593.44
  4. Step 4: Simplify right side
    13,881.07x = 145,458,712.63
  5. Step 5: Solve for x
    x = 145,458,712.63/13,881.07
  6. Step 6: Final answer
    x = 10,478.93

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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.