Home / 39,567.56-54,603.88-21,662.26

Finding the Fourth Proportional to 39,567.56, 54,603.88 and 21,662.26

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Solution

The fourth proportional to 39,567.56, 54,603.88 and 21,662.26 is: 29,894.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,567.56 : 54,603.88 = 21,662.26 : x
  2. Step 2: Convert to fraction form
    39,567.56/54,603.88 = 21,662.26/x
  3. Step 3: Cross multiply
    39,567.56x = 54,603.88 × 21,662.26
  4. Step 4: Simplify right side
    39,567.56x = 1,182,843,445.57
  5. Step 5: Solve for x
    x = 1,182,843,445.57/39,567.56
  6. Step 6: Final answer
    x = 29,894.27

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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.