Home / 11,648.04-17,374.31-10,692.78

Finding the Fourth Proportional to 11,648.04, 17,374.31 and 10,692.78

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Solution

The fourth proportional to 11,648.04, 17,374.31 and 10,692.78 is: 15,949.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,648.04 : 17,374.31 = 10,692.78 : x
  2. Step 2: Convert to fraction form
    11,648.04/17,374.31 = 10,692.78/x
  3. Step 3: Cross multiply
    11,648.04x = 17,374.31 × 10,692.78
  4. Step 4: Simplify right side
    11,648.04x = 185,779,621.02
  5. Step 5: Solve for x
    x = 185,779,621.02/11,648.04
  6. Step 6: Final answer
    x = 15,949.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.