Home / 22,424.21-33,641.60-12,570.29

Finding the Fourth Proportional to 22,424.21, 33,641.60 and 12,570.29

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Solution

The fourth proportional to 22,424.21, 33,641.60 and 12,570.29 is: 18,858.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,424.21 : 33,641.60 = 12,570.29 : x
  2. Step 2: Convert to fraction form
    22,424.21/33,641.60 = 12,570.29/x
  3. Step 3: Cross multiply
    22,424.21x = 33,641.60 × 12,570.29
  4. Step 4: Simplify right side
    22,424.21x = 422,884,437.00
  5. Step 5: Solve for x
    x = 422,884,437.00/22,424.21
  6. Step 6: Final answer
    x = 18,858.39

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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.