Home / 17,518.02-24,174.90-11,230.41

Finding the Fourth Proportional to 17,518.02, 24,174.90 and 11,230.41

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Solution

The fourth proportional to 17,518.02, 24,174.90 and 11,230.41 is: 15,497.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,518.02 : 24,174.90 = 11,230.41 : x
  2. Step 2: Convert to fraction form
    17,518.02/24,174.90 = 11,230.41/x
  3. Step 3: Cross multiply
    17,518.02x = 24,174.90 × 11,230.41
  4. Step 4: Simplify right side
    17,518.02x = 271,494,038.71
  5. Step 5: Solve for x
    x = 271,494,038.71/17,518.02
  6. Step 6: Final answer
    x = 15,497.99

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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.