Home / 19,467.59-26,865.80-11,913.77

Finding the Fourth Proportional to 19,467.59, 26,865.80 and 11,913.77

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Solution

The fourth proportional to 19,467.59, 26,865.80 and 11,913.77 is: 16,441.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,467.59 : 26,865.80 = 11,913.77 : x
  2. Step 2: Convert to fraction form
    19,467.59/26,865.80 = 11,913.77/x
  3. Step 3: Cross multiply
    19,467.59x = 26,865.80 × 11,913.77
  4. Step 4: Simplify right side
    19,467.59x = 320,072,768.17
  5. Step 5: Solve for x
    x = 320,072,768.17/19,467.59
  6. Step 6: Final answer
    x = 16,441.32

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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.