Home / 16,990.02-23,445.43-9,436.84

Finding the Fourth Proportional to 16,990.02, 23,445.43 and 9,436.84

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Solution

The fourth proportional to 16,990.02, 23,445.43 and 9,436.84 is: 13,022.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,990.02 : 23,445.43 = 9,436.84 : x
  2. Step 2: Convert to fraction form
    16,990.02/23,445.43 = 9,436.84/x
  3. Step 3: Cross multiply
    16,990.02x = 23,445.43 × 9,436.84
  4. Step 4: Simplify right side
    16,990.02x = 221,250,771.64
  5. Step 5: Solve for x
    x = 221,250,771.64/16,990.02
  6. Step 6: Final answer
    x = 13,022.40

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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.