Home / 15,599.75-23,390.01-7,281.54

Finding the Fourth Proportional to 15,599.75, 23,390.01 and 7,281.54

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Solution

The fourth proportional to 15,599.75, 23,390.01 and 7,281.54 is: 10,917.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,599.75 : 23,390.01 = 7,281.54 : x
  2. Step 2: Convert to fraction form
    15,599.75/23,390.01 = 7,281.54/x
  3. Step 3: Cross multiply
    15,599.75x = 23,390.01 × 7,281.54
  4. Step 4: Simplify right side
    15,599.75x = 170,315,293.42
  5. Step 5: Solve for x
    x = 170,315,293.42/15,599.75
  6. Step 6: Final answer
    x = 10,917.83

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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.