Home / 37,039.26-55,547.36-12,409.50

Finding the Fourth Proportional to 37,039.26, 55,547.36 and 12,409.50

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Solution

The fourth proportional to 37,039.26, 55,547.36 and 12,409.50 is: 18,610.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,039.26 : 55,547.36 = 12,409.50 : x
  2. Step 2: Convert to fraction form
    37,039.26/55,547.36 = 12,409.50/x
  3. Step 3: Cross multiply
    37,039.26x = 55,547.36 × 12,409.50
  4. Step 4: Simplify right side
    37,039.26x = 689,314,963.92
  5. Step 5: Solve for x
    x = 689,314,963.92/37,039.26
  6. Step 6: Final answer
    x = 18,610.39

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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.