Home / 51,603.39-77,427.00-28,202.49

Finding the Fourth Proportional to 51,603.39, 77,427.00 and 28,202.49

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Solution

The fourth proportional to 51,603.39, 77,427.00 and 28,202.49 is: 42,315.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,603.39 : 77,427.00 = 28,202.49 : x
  2. Step 2: Convert to fraction form
    51,603.39/77,427.00 = 28,202.49/x
  3. Step 3: Cross multiply
    51,603.39x = 77,427.00 × 28,202.49
  4. Step 4: Simplify right side
    51,603.39x = 2,183,633,665.08
  5. Step 5: Solve for x
    x = 2,183,633,665.08/51,603.39
  6. Step 6: Final answer
    x = 42,315.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.