Home / 22,518.60-33,779.66-13,159.59

Finding the Fourth Proportional to 22,518.60, 33,779.66 and 13,159.59

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Solution

The fourth proportional to 22,518.60, 33,779.66 and 13,159.59 is: 19,740.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,518.60 : 33,779.66 = 13,159.59 : x
  2. Step 2: Convert to fraction form
    22,518.60/33,779.66 = 13,159.59/x
  3. Step 3: Cross multiply
    22,518.60x = 33,779.66 × 13,159.59
  4. Step 4: Simplify right side
    22,518.60x = 444,526,410.14
  5. Step 5: Solve for x
    x = 444,526,410.14/22,518.60
  6. Step 6: Final answer
    x = 19,740.41

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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.