Home / 15,723.72-23,588.01-5,864.40

Finding the Fourth Proportional to 15,723.72, 23,588.01 and 5,864.40

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Solution

The fourth proportional to 15,723.72, 23,588.01 and 5,864.40 is: 8,797.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,723.72 : 23,588.01 = 5,864.40 : x
  2. Step 2: Convert to fraction form
    15,723.72/23,588.01 = 5,864.40/x
  3. Step 3: Cross multiply
    15,723.72x = 23,588.01 × 5,864.40
  4. Step 4: Simplify right side
    15,723.72x = 138,329,525.84
  5. Step 5: Solve for x
    x = 138,329,525.84/15,723.72
  6. Step 6: Final answer
    x = 8,797.51

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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.