Home / 37,369.55-51,569.37-20,374.47

Finding the Fourth Proportional to 37,369.55, 51,569.37 and 20,374.47

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Solution

The fourth proportional to 37,369.55, 51,569.37 and 20,374.47 is: 28,116.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,369.55 : 51,569.37 = 20,374.47 : x
  2. Step 2: Convert to fraction form
    37,369.55/51,569.37 = 20,374.47/x
  3. Step 3: Cross multiply
    37,369.55x = 51,569.37 × 20,374.47
  4. Step 4: Simplify right side
    37,369.55x = 1,050,698,581.98
  5. Step 5: Solve for x
    x = 1,050,698,581.98/37,369.55
  6. Step 6: Final answer
    x = 28,116.44

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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.