Home / 34,692.76-47,878.32-19,580.05

Finding the Fourth Proportional to 34,692.76, 47,878.32 and 19,580.05

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Solution

The fourth proportional to 34,692.76, 47,878.32 and 19,580.05 is: 27,021.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,692.76 : 47,878.32 = 19,580.05 : x
  2. Step 2: Convert to fraction form
    34,692.76/47,878.32 = 19,580.05/x
  3. Step 3: Cross multiply
    34,692.76x = 47,878.32 × 19,580.05
  4. Step 4: Simplify right side
    34,692.76x = 937,459,899.52
  5. Step 5: Solve for x
    x = 937,459,899.52/34,692.76
  6. Step 6: Final answer
    x = 27,021.77

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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.