Home / 23,361.90-35,048.43-7,779.66

Finding the Fourth Proportional to 23,361.90, 35,048.43 and 7,779.66

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Solution

The fourth proportional to 23,361.90, 35,048.43 and 7,779.66 is: 11,671.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,361.90 : 35,048.43 = 7,779.66 : x
  2. Step 2: Convert to fraction form
    23,361.90/35,048.43 = 7,779.66/x
  3. Step 3: Cross multiply
    23,361.90x = 35,048.43 × 7,779.66
  4. Step 4: Simplify right side
    23,361.90x = 272,664,868.93
  5. Step 5: Solve for x
    x = 272,664,868.93/23,361.90
  6. Step 6: Final answer
    x = 11,671.35

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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.