Home / 16,866.26-23,267.73-9,788.58

Finding the Fourth Proportional to 16,866.26, 23,267.73 and 9,788.58

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Solution

The fourth proportional to 16,866.26, 23,267.73 and 9,788.58 is: 13,503.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,866.26 : 23,267.73 = 9,788.58 : x
  2. Step 2: Convert to fraction form
    16,866.26/23,267.73 = 9,788.58/x
  3. Step 3: Cross multiply
    16,866.26x = 23,267.73 × 9,788.58
  4. Step 4: Simplify right side
    16,866.26x = 227,758,036.52
  5. Step 5: Solve for x
    x = 227,758,036.52/16,866.26
  6. Step 6: Final answer
    x = 13,503.77

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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.