Home / 16,943.03-23,381.03-9,389.30

Finding the Fourth Proportional to 16,943.03, 23,381.03 and 9,389.30

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Solution

The fourth proportional to 16,943.03, 23,381.03 and 9,389.30 is: 12,957.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,943.03 : 23,381.03 = 9,389.30 : x
  2. Step 2: Convert to fraction form
    16,943.03/23,381.03 = 9,389.30/x
  3. Step 3: Cross multiply
    16,943.03x = 23,381.03 × 9,389.30
  4. Step 4: Simplify right side
    16,943.03x = 219,531,341.13
  5. Step 5: Solve for x
    x = 219,531,341.13/16,943.03
  6. Step 6: Final answer
    x = 12,957.03

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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.