Home / 37,669.32-51,981.93-20,673.18

Finding the Fourth Proportional to 37,669.32, 51,981.93 and 20,673.18

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Solution

The fourth proportional to 37,669.32, 51,981.93 and 20,673.18 is: 28,528.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,669.32 : 51,981.93 = 20,673.18 : x
  2. Step 2: Convert to fraction form
    37,669.32/51,981.93 = 20,673.18/x
  3. Step 3: Cross multiply
    37,669.32x = 51,981.93 × 20,673.18
  4. Step 4: Simplify right side
    37,669.32x = 1,074,631,795.64
  5. Step 5: Solve for x
    x = 1,074,631,795.64/37,669.32
  6. Step 6: Final answer
    x = 28,528.04

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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.