Home / 37,005.51-55,515.11-11,711.39

Finding the Fourth Proportional to 37,005.51, 55,515.11 and 11,711.39

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Solution

The fourth proportional to 37,005.51, 55,515.11 and 11,711.39 is: 17,569.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,005.51 : 55,515.11 = 11,711.39 : x
  2. Step 2: Convert to fraction form
    37,005.51/55,515.11 = 11,711.39/x
  3. Step 3: Cross multiply
    37,005.51x = 55,515.11 × 11,711.39
  4. Step 4: Simplify right side
    37,005.51x = 650,159,272.17
  5. Step 5: Solve for x
    x = 650,159,272.17/37,005.51
  6. Step 6: Final answer
    x = 17,569.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.