Home / 37,535.64-51,800.76-20,768.64

Finding the Fourth Proportional to 37,535.64, 51,800.76 and 20,768.64

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Solution

The fourth proportional to 37,535.64, 51,800.76 and 20,768.64 is: 28,661.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,535.64 : 51,800.76 = 20,768.64 : x
  2. Step 2: Convert to fraction form
    37,535.64/51,800.76 = 20,768.64/x
  3. Step 3: Cross multiply
    37,535.64x = 51,800.76 × 20,768.64
  4. Step 4: Simplify right side
    37,535.64x = 1,075,831,336.17
  5. Step 5: Solve for x
    x = 1,075,831,336.17/37,535.64
  6. Step 6: Final answer
    x = 28,661.60

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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.