Home / 12,523.10-17,299.88-10,001.90

Finding the Fourth Proportional to 12,523.10, 17,299.88 and 10,001.90

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Solution

The fourth proportional to 12,523.10, 17,299.88 and 10,001.90 is: 13,817.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,523.10 : 17,299.88 = 10,001.90 : x
  2. Step 2: Convert to fraction form
    12,523.10/17,299.88 = 10,001.90/x
  3. Step 3: Cross multiply
    12,523.10x = 17,299.88 × 10,001.90
  4. Step 4: Simplify right side
    12,523.10x = 173,031,669.77
  5. Step 5: Solve for x
    x = 173,031,669.77/12,523.10
  6. Step 6: Final answer
    x = 13,817.00

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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.