Home / 19,174.98-26,455.29-11,618.91

Finding the Fourth Proportional to 19,174.98, 26,455.29 and 11,618.91

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Solution

The fourth proportional to 19,174.98, 26,455.29 and 11,618.91 is: 16,030.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,174.98 : 26,455.29 = 11,618.91 : x
  2. Step 2: Convert to fraction form
    19,174.98/26,455.29 = 11,618.91/x
  3. Step 3: Cross multiply
    19,174.98x = 26,455.29 × 11,618.91
  4. Step 4: Simplify right side
    19,174.98x = 307,381,633.53
  5. Step 5: Solve for x
    x = 307,381,633.53/19,174.98
  6. Step 6: Final answer
    x = 16,030.35

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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.