Home / 35,692.60-49,255.74-19,778.08

Finding the Fourth Proportional to 35,692.60, 49,255.74 and 19,778.08

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Solution

The fourth proportional to 35,692.60, 49,255.74 and 19,778.08 is: 27,293.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,692.60 : 49,255.74 = 19,778.08 : x
  2. Step 2: Convert to fraction form
    35,692.60/49,255.74 = 19,778.08/x
  3. Step 3: Cross multiply
    35,692.60x = 49,255.74 × 19,778.08
  4. Step 4: Simplify right side
    35,692.60x = 974,183,966.18
  5. Step 5: Solve for x
    x = 974,183,966.18/35,692.60
  6. Step 6: Final answer
    x = 27,293.72

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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.