Home / 15,437.14-21,304.23-9,467.99

Finding the Fourth Proportional to 15,437.14, 21,304.23 and 9,467.99

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Solution

The fourth proportional to 15,437.14, 21,304.23 and 9,467.99 is: 13,066.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,437.14 : 21,304.23 = 9,467.99 : x
  2. Step 2: Convert to fraction form
    15,437.14/21,304.23 = 9,467.99/x
  3. Step 3: Cross multiply
    15,437.14x = 21,304.23 × 9,467.99
  4. Step 4: Simplify right side
    15,437.14x = 201,708,189.26
  5. Step 5: Solve for x
    x = 201,708,189.26/15,437.14
  6. Step 6: Final answer
    x = 13,066.43

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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.