Home / 16,845.02-23,244.96-9,290.90

Finding the Fourth Proportional to 16,845.02, 23,244.96 and 9,290.90

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Solution

The fourth proportional to 16,845.02, 23,244.96 and 9,290.90 is: 12,820.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,845.02 : 23,244.96 = 9,290.90 : x
  2. Step 2: Convert to fraction form
    16,845.02/23,244.96 = 9,290.90/x
  3. Step 3: Cross multiply
    16,845.02x = 23,244.96 × 9,290.90
  4. Step 4: Simplify right side
    16,845.02x = 215,966,598.86
  5. Step 5: Solve for x
    x = 215,966,598.86/16,845.02
  6. Step 6: Final answer
    x = 12,820.80

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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.