Home / 35,444.85-48,915.56-21,101.45

Finding the Fourth Proportional to 35,444.85, 48,915.56 and 21,101.45

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Solution

The fourth proportional to 35,444.85, 48,915.56 and 21,101.45 is: 29,120.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,444.85 : 48,915.56 = 21,101.45 : x
  2. Step 2: Convert to fraction form
    35,444.85/48,915.56 = 21,101.45/x
  3. Step 3: Cross multiply
    35,444.85x = 48,915.56 × 21,101.45
  4. Step 4: Simplify right side
    35,444.85x = 1,032,188,893.48
  5. Step 5: Solve for x
    x = 1,032,188,893.48/35,444.85
  6. Step 6: Final answer
    x = 29,120.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.