Home / 16,977.96-23,428.98-9,424.62

Finding the Fourth Proportional to 16,977.96, 23,428.98 and 9,424.62

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Solution

The fourth proportional to 16,977.96, 23,428.98 and 9,424.62 is: 13,005.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,977.96 : 23,428.98 = 9,424.62 : x
  2. Step 2: Convert to fraction form
    16,977.96/23,428.98 = 9,424.62/x
  3. Step 3: Cross multiply
    16,977.96x = 23,428.98 × 9,424.62
  4. Step 4: Simplify right side
    16,977.96x = 220,809,233.49
  5. Step 5: Solve for x
    x = 220,809,233.49/16,977.96
  6. Step 6: Final answer
    x = 13,005.64

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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.