Home / 53,238.12-73,462.77-29,363.28

Finding the Fourth Proportional to 53,238.12, 73,462.77 and 29,363.28

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Solution

The fourth proportional to 53,238.12, 73,462.77 and 29,363.28 is: 40,518.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,238.12 : 73,462.77 = 29,363.28 : x
  2. Step 2: Convert to fraction form
    53,238.12/73,462.77 = 29,363.28/x
  3. Step 3: Cross multiply
    53,238.12x = 73,462.77 × 29,363.28
  4. Step 4: Simplify right side
    53,238.12x = 2,157,107,885.09
  5. Step 5: Solve for x
    x = 2,157,107,885.09/53,238.12
  6. Step 6: Final answer
    x = 40,518.11

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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.