Home / 24,421.78-33,702.69-13,813.03

Finding the Fourth Proportional to 24,421.78, 33,702.69 and 13,813.03

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Solution

The fourth proportional to 24,421.78, 33,702.69 and 13,813.03 is: 19,062.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,421.78 : 33,702.69 = 13,813.03 : x
  2. Step 2: Convert to fraction form
    24,421.78/33,702.69 = 13,813.03/x
  3. Step 3: Cross multiply
    24,421.78x = 33,702.69 × 13,813.03
  4. Step 4: Simplify right side
    24,421.78x = 465,536,268.05
  5. Step 5: Solve for x
    x = 465,536,268.05/24,421.78
  6. Step 6: Final answer
    x = 19,062.34

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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.