Home / 22,539.60-33,829.80-12,018.54

Finding the Fourth Proportional to 22,539.60, 33,829.80 and 12,018.54

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Solution

The fourth proportional to 22,539.60, 33,829.80 and 12,018.54 is: 18,038.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,539.60 : 33,829.80 = 12,018.54 : x
  2. Step 2: Convert to fraction form
    22,539.60/33,829.80 = 12,018.54/x
  3. Step 3: Cross multiply
    22,539.60x = 33,829.80 × 12,018.54
  4. Step 4: Simplify right side
    22,539.60x = 406,584,804.49
  5. Step 5: Solve for x
    x = 406,584,804.49/22,539.60
  6. Step 6: Final answer
    x = 18,038.69

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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.