Home / 25,355.10-35,002.29-16,871.37

Finding the Fourth Proportional to 25,355.10, 35,002.29 and 16,871.37

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Solution

The fourth proportional to 25,355.10, 35,002.29 and 16,871.37 is: 23,290.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,355.10 : 35,002.29 = 16,871.37 : x
  2. Step 2: Convert to fraction form
    25,355.10/35,002.29 = 16,871.37/x
  3. Step 3: Cross multiply
    25,355.10x = 35,002.29 × 16,871.37
  4. Step 4: Simplify right side
    25,355.10x = 590,536,585.44
  5. Step 5: Solve for x
    x = 590,536,585.44/25,355.10
  6. Step 6: Final answer
    x = 23,290.64

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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.