Home / 25,590.36-35,322.30-16,165.20

Finding the Fourth Proportional to 25,590.36, 35,322.30 and 16,165.20

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Solution

The fourth proportional to 25,590.36, 35,322.30 and 16,165.20 is: 22,312.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,590.36 : 35,322.30 = 16,165.20 : x
  2. Step 2: Convert to fraction form
    25,590.36/35,322.30 = 16,165.20/x
  3. Step 3: Cross multiply
    25,590.36x = 35,322.30 × 16,165.20
  4. Step 4: Simplify right side
    25,590.36x = 570,992,043.96
  5. Step 5: Solve for x
    x = 570,992,043.96/25,590.36
  6. Step 6: Final answer
    x = 22,312.78

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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.