Home / 25,844.47-35,662.70-14,515.20

Finding the Fourth Proportional to 25,844.47, 35,662.70 and 14,515.20

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Solution

The fourth proportional to 25,844.47, 35,662.70 and 14,515.20 is: 20,029.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,844.47 : 35,662.70 = 14,515.20 : x
  2. Step 2: Convert to fraction form
    25,844.47/35,662.70 = 14,515.20/x
  3. Step 3: Cross multiply
    25,844.47x = 35,662.70 × 14,515.20
  4. Step 4: Simplify right side
    25,844.47x = 517,651,259.33
  5. Step 5: Solve for x
    x = 517,651,259.33/25,844.47
  6. Step 6: Final answer
    x = 20,029.48

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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.