Home / 19,012.30-26,237.14-10,513.98

Finding the Fourth Proportional to 19,012.30, 26,237.14 and 10,513.98

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Solution

The fourth proportional to 19,012.30, 26,237.14 and 10,513.98 is: 14,509.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,012.30 : 26,237.14 = 10,513.98 : x
  2. Step 2: Convert to fraction form
    19,012.30/26,237.14 = 10,513.98/x
  3. Step 3: Cross multiply
    19,012.30x = 26,237.14 × 10,513.98
  4. Step 4: Simplify right side
    19,012.30x = 275,856,765.22
  5. Step 5: Solve for x
    x = 275,856,765.22/19,012.30
  6. Step 6: Final answer
    x = 14,509.38

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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.