Home / 25,164.47-34,675.80-19,464.60

Finding the Fourth Proportional to 25,164.47, 34,675.80 and 19,464.60

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Solution

The fourth proportional to 25,164.47, 34,675.80 and 19,464.60 is: 26,821.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,164.47 : 34,675.80 = 19,464.60 : x
  2. Step 2: Convert to fraction form
    25,164.47/34,675.80 = 19,464.60/x
  3. Step 3: Cross multiply
    25,164.47x = 34,675.80 × 19,464.60
  4. Step 4: Simplify right side
    25,164.47x = 674,950,633.72
  5. Step 5: Solve for x
    x = 674,950,633.72/25,164.47
  6. Step 6: Final answer
    x = 26,821.57

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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.