Home / 17,647.02-24,349.55-11,986.29

Finding the Fourth Proportional to 17,647.02, 24,349.55 and 11,986.29

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Solution

The fourth proportional to 17,647.02, 24,349.55 and 11,986.29 is: 16,538.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,647.02 : 24,349.55 = 11,986.29 : x
  2. Step 2: Convert to fraction form
    17,647.02/24,349.55 = 11,986.29/x
  3. Step 3: Cross multiply
    17,647.02x = 24,349.55 × 11,986.29
  4. Step 4: Simplify right side
    17,647.02x = 291,860,707.74
  5. Step 5: Solve for x
    x = 291,860,707.74/17,647.02
  6. Step 6: Final answer
    x = 16,538.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.