Home / 16,825.10-23,218.53-9,271.49

Finding the Fourth Proportional to 16,825.10, 23,218.53 and 9,271.49

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Solution

The fourth proportional to 16,825.10, 23,218.53 and 9,271.49 is: 12,794.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,825.10 : 23,218.53 = 9,271.49 : x
  2. Step 2: Convert to fraction form
    16,825.10/23,218.53 = 9,271.49/x
  3. Step 3: Cross multiply
    16,825.10x = 23,218.53 × 9,271.49
  4. Step 4: Simplify right side
    16,825.10x = 215,270,368.71
  5. Step 5: Solve for x
    x = 215,270,368.71/16,825.10
  6. Step 6: Final answer
    x = 12,794.60

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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.