Home / 23,776.42-35,671.37-11,915.90

Finding the Fourth Proportional to 23,776.42, 35,671.37 and 11,915.90

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Solution

The fourth proportional to 23,776.42, 35,671.37 and 11,915.90 is: 17,877.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,776.42 : 35,671.37 = 11,915.90 : x
  2. Step 2: Convert to fraction form
    23,776.42/35,671.37 = 11,915.90/x
  3. Step 3: Cross multiply
    23,776.42x = 35,671.37 × 11,915.90
  4. Step 4: Simplify right side
    23,776.42x = 425,056,477.78
  5. Step 5: Solve for x
    x = 425,056,477.78/23,776.42
  6. Step 6: Final answer
    x = 17,877.23

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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.