Home / 37,397.63-51,608.90-20,402.26

Finding the Fourth Proportional to 37,397.63, 51,608.90 and 20,402.26

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Solution

The fourth proportional to 37,397.63, 51,608.90 and 20,402.26 is: 28,155.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,397.63 : 51,608.90 = 20,402.26 : x
  2. Step 2: Convert to fraction form
    37,397.63/51,608.90 = 20,402.26/x
  3. Step 3: Cross multiply
    37,397.63x = 51,608.90 × 20,402.26
  4. Step 4: Simplify right side
    37,397.63x = 1,052,938,196.11
  5. Step 5: Solve for x
    x = 1,052,938,196.11/37,397.63
  6. Step 6: Final answer
    x = 28,155.21

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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.