Home / 16,977.24-23,427.48-9,423.21

Finding the Fourth Proportional to 16,977.24, 23,427.48 and 9,423.21

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Solution

The fourth proportional to 16,977.24, 23,427.48 and 9,423.21 is: 13,003.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,977.24 : 23,427.48 = 9,423.21 : x
  2. Step 2: Convert to fraction form
    16,977.24/23,427.48 = 9,423.21/x
  3. Step 3: Cross multiply
    16,977.24x = 23,427.48 × 9,423.21
  4. Step 4: Simplify right side
    16,977.24x = 220,762,063.81
  5. Step 5: Solve for x
    x = 220,762,063.81/16,977.24
  6. Step 6: Final answer
    x = 13,003.41

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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.