Home / 35,372.72-48,814.64-19,457.28

Finding the Fourth Proportional to 35,372.72, 48,814.64 and 19,457.28

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Solution

The fourth proportional to 35,372.72, 48,814.64 and 19,457.28 is: 26,851.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,372.72 : 48,814.64 = 19,457.28 : x
  2. Step 2: Convert to fraction form
    35,372.72/48,814.64 = 19,457.28/x
  3. Step 3: Cross multiply
    35,372.72x = 48,814.64 × 19,457.28
  4. Step 4: Simplify right side
    35,372.72x = 949,800,118.58
  5. Step 5: Solve for x
    x = 949,800,118.58/35,372.72
  6. Step 6: Final answer
    x = 26,851.20

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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.