Home / 37,683.49-52,003.87-20,689.32

Finding the Fourth Proportional to 37,683.49, 52,003.87 and 20,689.32

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Solution

The fourth proportional to 37,683.49, 52,003.87 and 20,689.32 is: 28,551.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,683.49 : 52,003.87 = 20,689.32 : x
  2. Step 2: Convert to fraction form
    37,683.49/52,003.87 = 20,689.32/x
  3. Step 3: Cross multiply
    37,683.49x = 52,003.87 × 20,689.32
  4. Step 4: Simplify right side
    37,683.49x = 1,075,924,707.67
  5. Step 5: Solve for x
    x = 1,075,924,707.67/37,683.49
  6. Step 6: Final answer
    x = 28,551.62

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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.