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Finding the Fourth Proportional to 35,051.64, 48,372.10 and 19,136.20

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Solution

The fourth proportional to 35,051.64, 48,372.10 and 19,136.20 is: 26,408.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,051.64 : 48,372.10 = 19,136.20 : x
  2. Step 2: Convert to fraction form
    35,051.64/48,372.10 = 19,136.20/x
  3. Step 3: Cross multiply
    35,051.64x = 48,372.10 × 19,136.20
  4. Step 4: Simplify right side
    35,051.64x = 925,658,180.02
  5. Step 5: Solve for x
    x = 925,658,180.02/35,051.64
  6. Step 6: Final answer
    x = 26,408.41

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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.