Home / 37,382.26-51,587.36-20,386.46

Finding the Fourth Proportional to 37,382.26, 51,587.36 and 20,386.46

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Solution

The fourth proportional to 37,382.26, 51,587.36 and 20,386.46 is: 28,133.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,382.26 : 51,587.36 = 20,386.46 : x
  2. Step 2: Convert to fraction form
    37,382.26/51,587.36 = 20,386.46/x
  3. Step 3: Cross multiply
    37,382.26x = 51,587.36 × 20,386.46
  4. Step 4: Simplify right side
    37,382.26x = 1,051,683,651.15
  5. Step 5: Solve for x
    x = 1,051,683,651.15/37,382.26
  6. Step 6: Final answer
    x = 28,133.23

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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.