Home / 16,977.49-23,427.83-9,423.46

Finding the Fourth Proportional to 16,977.49, 23,427.83 and 9,423.46

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Solution

The fourth proportional to 16,977.49, 23,427.83 and 9,423.46 is: 13,003.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,977.49 : 23,427.83 = 9,423.46 : x
  2. Step 2: Convert to fraction form
    16,977.49/23,427.83 = 9,423.46/x
  3. Step 3: Cross multiply
    16,977.49x = 23,427.83 × 9,423.46
  4. Step 4: Simplify right side
    16,977.49x = 220,771,113.20
  5. Step 5: Solve for x
    x = 220,771,113.20/16,977.49
  6. Step 6: Final answer
    x = 13,003.76

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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.