Home / 16,972.08-23,424.29-9,898.50

Finding the Fourth Proportional to 16,972.08, 23,424.29 and 9,898.50

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Solution

The fourth proportional to 16,972.08, 23,424.29 and 9,898.50 is: 13,661.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,972.08 : 23,424.29 = 9,898.50 : x
  2. Step 2: Convert to fraction form
    16,972.08/23,424.29 = 9,898.50/x
  3. Step 3: Cross multiply
    16,972.08x = 23,424.29 × 9,898.50
  4. Step 4: Simplify right side
    16,972.08x = 231,865,410.03
  5. Step 5: Solve for x
    x = 231,865,410.03/16,972.08
  6. Step 6: Final answer
    x = 13,661.58

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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.