Home / 15,578.59-23,373.35-9,728.37

Finding the Fourth Proportional to 15,578.59, 23,373.35 and 9,728.37

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Solution

The fourth proportional to 15,578.59, 23,373.35 and 9,728.37 is: 14,595.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,578.59 : 23,373.35 = 9,728.37 : x
  2. Step 2: Convert to fraction form
    15,578.59/23,373.35 = 9,728.37/x
  3. Step 3: Cross multiply
    15,578.59x = 23,373.35 × 9,728.37
  4. Step 4: Simplify right side
    15,578.59x = 227,384,596.94
  5. Step 5: Solve for x
    x = 227,384,596.94/15,578.59
  6. Step 6: Final answer
    x = 14,595.97

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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.