Home / 37,433.79-51,656.45-20,434.68

Finding the Fourth Proportional to 37,433.79, 51,656.45 and 20,434.68

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Solution

The fourth proportional to 37,433.79, 51,656.45 and 20,434.68 is: 28,198.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,433.79 : 51,656.45 = 20,434.68 : x
  2. Step 2: Convert to fraction form
    37,433.79/51,656.45 = 20,434.68/x
  3. Step 3: Cross multiply
    37,433.79x = 51,656.45 × 20,434.68
  4. Step 4: Simplify right side
    37,433.79x = 1,055,582,923.51
  5. Step 5: Solve for x
    x = 1,055,582,923.51/37,433.79
  6. Step 6: Final answer
    x = 28,198.67

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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.