Home / 16,953.12-23,395.33-9,399.53

Finding the Fourth Proportional to 16,953.12, 23,395.33 and 9,399.53

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Solution

The fourth proportional to 16,953.12, 23,395.33 and 9,399.53 is: 12,971.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,953.12 : 23,395.33 = 9,399.53 : x
  2. Step 2: Convert to fraction form
    16,953.12/23,395.33 = 9,399.53/x
  3. Step 3: Cross multiply
    16,953.12x = 23,395.33 × 9,399.53
  4. Step 4: Simplify right side
    16,953.12x = 219,905,176.43
  5. Step 5: Solve for x
    x = 219,905,176.43/16,953.12
  6. Step 6: Final answer
    x = 12,971.37

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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.