Home / 37,222.74-51,370.53-20,459.22

Finding the Fourth Proportional to 37,222.74, 51,370.53 and 20,459.22

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Solution

The fourth proportional to 37,222.74, 51,370.53 and 20,459.22 is: 28,235.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,222.74 : 51,370.53 = 20,459.22 : x
  2. Step 2: Convert to fraction form
    37,222.74/51,370.53 = 20,459.22/x
  3. Step 3: Cross multiply
    37,222.74x = 51,370.53 × 20,459.22
  4. Step 4: Simplify right side
    37,222.74x = 1,051,000,974.79
  5. Step 5: Solve for x
    x = 1,051,000,974.79/37,222.74
  6. Step 6: Final answer
    x = 28,235.45

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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.