Home / 15,860.35-23,782.93-5,327.45

Finding the Fourth Proportional to 15,860.35, 23,782.93 and 5,327.45

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Solution

The fourth proportional to 15,860.35, 23,782.93 and 5,327.45 is: 7,988.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,860.35 : 23,782.93 = 5,327.45 : x
  2. Step 2: Convert to fraction form
    15,860.35/23,782.93 = 5,327.45/x
  3. Step 3: Cross multiply
    15,860.35x = 23,782.93 × 5,327.45
  4. Step 4: Simplify right side
    15,860.35x = 126,702,370.43
  5. Step 5: Solve for x
    x = 126,702,370.43/15,860.35
  6. Step 6: Final answer
    x = 7,988.62

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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.