Home / 47,110.25-70,667.81-12,050.21

Finding the Fourth Proportional to 47,110.25, 70,667.81 and 12,050.21

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Solution

The fourth proportional to 47,110.25, 70,667.81 and 12,050.21 is: 18,075.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,110.25 : 70,667.81 = 12,050.21 : x
  2. Step 2: Convert to fraction form
    47,110.25/70,667.81 = 12,050.21/x
  3. Step 3: Cross multiply
    47,110.25x = 70,667.81 × 12,050.21
  4. Step 4: Simplify right side
    47,110.25x = 851,561,537.15
  5. Step 5: Solve for x
    x = 851,561,537.15/47,110.25
  6. Step 6: Final answer
    x = 18,075.93

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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.