Home / 15,805.19-23,720.03-5,953.43

Finding the Fourth Proportional to 15,805.19, 23,720.03 and 5,953.43

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Solution

The fourth proportional to 15,805.19, 23,720.03 and 5,953.43 is: 8,934.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,805.19 : 23,720.03 = 5,953.43 : x
  2. Step 2: Convert to fraction form
    15,805.19/23,720.03 = 5,953.43/x
  3. Step 3: Cross multiply
    15,805.19x = 23,720.03 × 5,953.43
  4. Step 4: Simplify right side
    15,805.19x = 141,215,389.84
  5. Step 5: Solve for x
    x = 141,215,389.84/15,805.19
  6. Step 6: Final answer
    x = 8,934.75

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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.