Home / 16,965.30-23,407.39-10,156.50

Finding the Fourth Proportional to 16,965.30, 23,407.39 and 10,156.50

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Solution

The fourth proportional to 16,965.30, 23,407.39 and 10,156.50 is: 14,013.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,965.30 : 23,407.39 = 10,156.50 : x
  2. Step 2: Convert to fraction form
    16,965.30/23,407.39 = 10,156.50/x
  3. Step 3: Cross multiply
    16,965.30x = 23,407.39 × 10,156.50
  4. Step 4: Simplify right side
    16,965.30x = 237,737,189.66
  5. Step 5: Solve for x
    x = 237,737,189.66/16,965.30
  6. Step 6: Final answer
    x = 14,013.15

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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.