Home / 13,099.07-19,547.96-11,697.77

Finding the Fourth Proportional to 13,099.07, 19,547.96 and 11,697.77

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Solution

The fourth proportional to 13,099.07, 19,547.96 and 11,697.77 is: 17,456.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,099.07 : 19,547.96 = 11,697.77 : x
  2. Step 2: Convert to fraction form
    13,099.07/19,547.96 = 11,697.77/x
  3. Step 3: Cross multiply
    13,099.07x = 19,547.96 × 11,697.77
  4. Step 4: Simplify right side
    13,099.07x = 228,667,383.82
  5. Step 5: Solve for x
    x = 228,667,383.82/13,099.07
  6. Step 6: Final answer
    x = 17,456.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.