Home / 37,443.96-51,672.26-20,448.16

Finding the Fourth Proportional to 37,443.96, 51,672.26 and 20,448.16

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Solution

The fourth proportional to 37,443.96, 51,672.26 and 20,448.16 is: 28,218.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,443.96 : 51,672.26 = 20,448.16 : x
  2. Step 2: Convert to fraction form
    37,443.96/51,672.26 = 20,448.16/x
  3. Step 3: Cross multiply
    37,443.96x = 51,672.26 × 20,448.16
  4. Step 4: Simplify right side
    37,443.96x = 1,056,602,640.04
  5. Step 5: Solve for x
    x = 1,056,602,640.04/37,443.96
  6. Step 6: Final answer
    x = 28,218.24

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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.