Home / 35,115.36-48,459.24-19,199.88

Finding the Fourth Proportional to 35,115.36, 48,459.24 and 19,199.88

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Solution

The fourth proportional to 35,115.36, 48,459.24 and 19,199.88 is: 26,495.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,115.36 : 48,459.24 = 19,199.88 : x
  2. Step 2: Convert to fraction form
    35,115.36/48,459.24 = 19,199.88/x
  3. Step 3: Cross multiply
    35,115.36x = 48,459.24 × 19,199.88
  4. Step 4: Simplify right side
    35,115.36x = 930,411,592.89
  5. Step 5: Solve for x
    x = 930,411,592.89/35,115.36
  6. Step 6: Final answer
    x = 26,495.86

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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.