Home / 13,995.99-19,316.98-8,029.63

Finding the Fourth Proportional to 13,995.99, 19,316.98 and 8,029.63

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Solution

The fourth proportional to 13,995.99, 19,316.98 and 8,029.63 is: 11,082.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,995.99 : 19,316.98 = 8,029.63 : x
  2. Step 2: Convert to fraction form
    13,995.99/19,316.98 = 8,029.63/x
  3. Step 3: Cross multiply
    13,995.99x = 19,316.98 × 8,029.63
  4. Step 4: Simplify right side
    13,995.99x = 155,108,236.30
  5. Step 5: Solve for x
    x = 155,108,236.30/13,995.99
  6. Step 6: Final answer
    x = 11,082.33

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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.