Home / 37,236.70-51,386.52-21,321.10

Finding the Fourth Proportional to 37,236.70, 51,386.52 and 21,321.10

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Solution

The fourth proportional to 37,236.70, 51,386.52 and 21,321.10 is: 29,423.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,236.70 : 51,386.52 = 21,321.10 : x
  2. Step 2: Convert to fraction form
    37,236.70/51,386.52 = 21,321.10/x
  3. Step 3: Cross multiply
    37,236.70x = 51,386.52 × 21,321.10
  4. Step 4: Simplify right side
    37,236.70x = 1,095,617,131.57
  5. Step 5: Solve for x
    x = 1,095,617,131.57/37,236.70
  6. Step 6: Final answer
    x = 29,423.05

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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.