Home / 19,276.82-26,602.59-11,317.51

Finding the Fourth Proportional to 19,276.82, 26,602.59 and 11,317.51

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Solution

The fourth proportional to 19,276.82, 26,602.59 and 11,317.51 is: 15,618.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,276.82 : 26,602.59 = 11,317.51 : x
  2. Step 2: Convert to fraction form
    19,276.82/26,602.59 = 11,317.51/x
  3. Step 3: Cross multiply
    19,276.82x = 26,602.59 × 11,317.51
  4. Step 4: Simplify right side
    19,276.82x = 301,075,078.35
  5. Step 5: Solve for x
    x = 301,075,078.35/19,276.82
  6. Step 6: Final answer
    x = 15,618.50

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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.