Home / 25,676.28-35,433.31-14,345.80

Finding the Fourth Proportional to 25,676.28, 35,433.31 and 14,345.80

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Solution

The fourth proportional to 25,676.28, 35,433.31 and 14,345.80 is: 19,797.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,676.28 : 35,433.31 = 14,345.80 : x
  2. Step 2: Convert to fraction form
    25,676.28/35,433.31 = 14,345.80/x
  3. Step 3: Cross multiply
    25,676.28x = 35,433.31 × 14,345.80
  4. Step 4: Simplify right side
    25,676.28x = 508,319,178.60
  5. Step 5: Solve for x
    x = 508,319,178.60/25,676.28
  6. Step 6: Final answer
    x = 19,797.23

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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.