Home / 15,670.53-23,514.99-5,816.65

Finding the Fourth Proportional to 15,670.53, 23,514.99 and 5,816.65

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Solution

The fourth proportional to 15,670.53, 23,514.99 and 5,816.65 is: 8,728.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,670.53 : 23,514.99 = 5,816.65 : x
  2. Step 2: Convert to fraction form
    15,670.53/23,514.99 = 5,816.65/x
  3. Step 3: Cross multiply
    15,670.53x = 23,514.99 × 5,816.65
  4. Step 4: Simplify right side
    15,670.53x = 136,778,466.58
  5. Step 5: Solve for x
    x = 136,778,466.58/15,670.53
  6. Step 6: Final answer
    x = 8,728.39

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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.