Home / 36,692.79-55,038.16-11,732.64

Finding the Fourth Proportional to 36,692.79, 55,038.16 and 11,732.64

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Solution

The fourth proportional to 36,692.79, 55,038.16 and 11,732.64 is: 17,598.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,692.79 : 55,038.16 = 11,732.64 : x
  2. Step 2: Convert to fraction form
    36,692.79/55,038.16 = 11,732.64/x
  3. Step 3: Cross multiply
    36,692.79x = 55,038.16 × 11,732.64
  4. Step 4: Simplify right side
    36,692.79x = 645,742,917.54
  5. Step 5: Solve for x
    x = 645,742,917.54/36,692.79
  6. Step 6: Final answer
    x = 17,598.63

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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.