Home / 16,921.40-25,366.62-6,525.32

Finding the Fourth Proportional to 16,921.40, 25,366.62 and 6,525.32

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Solution

The fourth proportional to 16,921.40, 25,366.62 and 6,525.32 is: 9,782.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,921.40 : 25,366.62 = 6,525.32 : x
  2. Step 2: Convert to fraction form
    16,921.40/25,366.62 = 6,525.32/x
  3. Step 3: Cross multiply
    16,921.40x = 25,366.62 × 6,525.32
  4. Step 4: Simplify right side
    16,921.40x = 165,525,312.82
  5. Step 5: Solve for x
    x = 165,525,312.82/16,921.40
  6. Step 6: Final answer
    x = 9,782.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.