Home / 23,319.80-34,955.40-12,773.60

Finding the Fourth Proportional to 23,319.80, 34,955.40 and 12,773.60

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Solution

The fourth proportional to 23,319.80, 34,955.40 and 12,773.60 is: 19,147.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,319.80 : 34,955.40 = 12,773.60 : x
  2. Step 2: Convert to fraction form
    23,319.80/34,955.40 = 12,773.60/x
  3. Step 3: Cross multiply
    23,319.80x = 34,955.40 × 12,773.60
  4. Step 4: Simplify right side
    23,319.80x = 446,506,297.44
  5. Step 5: Solve for x
    x = 446,506,297.44/23,319.80
  6. Step 6: Final answer
    x = 19,147.09

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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.