Home / 16,973.08-23,423.10-9,419.90

Finding the Fourth Proportional to 16,973.08, 23,423.10 and 9,419.90

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Solution

The fourth proportional to 16,973.08, 23,423.10 and 9,419.90 is: 12,999.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,973.08 : 23,423.10 = 9,419.90 : x
  2. Step 2: Convert to fraction form
    16,973.08/23,423.10 = 9,419.90/x
  3. Step 3: Cross multiply
    16,973.08x = 23,423.10 × 9,419.90
  4. Step 4: Simplify right side
    16,973.08x = 220,643,107.25
  5. Step 5: Solve for x
    x = 220,643,107.25/16,973.08
  6. Step 6: Final answer
    x = 12,999.59

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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.