Home / 37,041.45-51,117.23-20,274.45

Finding the Fourth Proportional to 37,041.45, 51,117.23 and 20,274.45

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Solution

The fourth proportional to 37,041.45, 51,117.23 and 20,274.45 is: 27,978.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,041.45 : 51,117.23 = 20,274.45 : x
  2. Step 2: Convert to fraction form
    37,041.45/51,117.23 = 20,274.45/x
  3. Step 3: Cross multiply
    37,041.45x = 51,117.23 × 20,274.45
  4. Step 4: Simplify right side
    37,041.45x = 1,036,373,723.77
  5. Step 5: Solve for x
    x = 1,036,373,723.77/37,041.45
  6. Step 6: Final answer
    x = 27,978.76

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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.