Home / 13,027.29-19,551.86-5,637.39

Finding the Fourth Proportional to 13,027.29, 19,551.86 and 5,637.39

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Solution

The fourth proportional to 13,027.29, 19,551.86 and 5,637.39 is: 8,460.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,027.29 : 19,551.86 = 5,637.39 : x
  2. Step 2: Convert to fraction form
    13,027.29/19,551.86 = 5,637.39/x
  3. Step 3: Cross multiply
    13,027.29x = 19,551.86 × 5,637.39
  4. Step 4: Simplify right side
    13,027.29x = 110,221,460.05
  5. Step 5: Solve for x
    x = 110,221,460.05/13,027.29
  6. Step 6: Final answer
    x = 8,460.81

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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.