Home / 37,804.47-52,171.29-20,810.45

Finding the Fourth Proportional to 37,804.47, 52,171.29 and 20,810.45

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Solution

The fourth proportional to 37,804.47, 52,171.29 and 20,810.45 is: 28,719.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,804.47 : 52,171.29 = 20,810.45 : x
  2. Step 2: Convert to fraction form
    37,804.47/52,171.29 = 20,810.45/x
  3. Step 3: Cross multiply
    37,804.47x = 52,171.29 × 20,810.45
  4. Step 4: Simplify right side
    37,804.47x = 1,085,707,761.12
  5. Step 5: Solve for x
    x = 1,085,707,761.12/37,804.47
  6. Step 6: Final answer
    x = 28,719.03

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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.