Home / 15,322.05-22,988.03-7,525.40

Finding the Fourth Proportional to 15,322.05, 22,988.03 and 7,525.40

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Solution

The fourth proportional to 15,322.05, 22,988.03 and 7,525.40 is: 11,290.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,322.05 : 22,988.03 = 7,525.40 : x
  2. Step 2: Convert to fraction form
    15,322.05/22,988.03 = 7,525.40/x
  3. Step 3: Cross multiply
    15,322.05x = 22,988.03 × 7,525.40
  4. Step 4: Simplify right side
    15,322.05x = 172,993,968.39
  5. Step 5: Solve for x
    x = 172,993,968.39/15,322.05
  6. Step 6: Final answer
    x = 11,290.52

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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.