Home / 37,535.81-51,798.74-20,768.81

Finding the Fourth Proportional to 37,535.81, 51,798.74 and 20,768.81

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Solution

The fourth proportional to 37,535.81, 51,798.74 and 20,768.81 is: 28,660.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,535.81 : 51,798.74 = 20,768.81 : x
  2. Step 2: Convert to fraction form
    37,535.81/51,798.74 = 20,768.81/x
  3. Step 3: Cross multiply
    37,535.81x = 51,798.74 × 20,768.81
  4. Step 4: Simplify right side
    37,535.81x = 1,075,798,085.46
  5. Step 5: Solve for x
    x = 1,075,798,085.46/37,535.81
  6. Step 6: Final answer
    x = 28,660.58

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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.