Home / 12,525.36-17,282.90-7,491.64

Finding the Fourth Proportional to 12,525.36, 17,282.90 and 7,491.64

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Solution

The fourth proportional to 12,525.36, 17,282.90 and 7,491.64 is: 10,337.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,525.36 : 17,282.90 = 7,491.64 : x
  2. Step 2: Convert to fraction form
    12,525.36/17,282.90 = 7,491.64/x
  3. Step 3: Cross multiply
    12,525.36x = 17,282.90 × 7,491.64
  4. Step 4: Simplify right side
    12,525.36x = 129,477,264.96
  5. Step 5: Solve for x
    x = 129,477,264.96/12,525.36
  6. Step 6: Final answer
    x = 10,337.21

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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.