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Finding the Fourth Proportional to 46,558.21, 69,848.21 and 15,393.46

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Solution

The fourth proportional to 46,558.21, 69,848.21 and 15,393.46 is: 23,093.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,558.21 : 69,848.21 = 15,393.46 : x
  2. Step 2: Convert to fraction form
    46,558.21/69,848.21 = 15,393.46/x
  3. Step 3: Cross multiply
    46,558.21x = 69,848.21 × 15,393.46
  4. Step 4: Simplify right side
    46,558.21x = 1,075,205,626.71
  5. Step 5: Solve for x
    x = 1,075,205,626.71/46,558.21
  6. Step 6: Final answer
    x = 23,093.79

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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.