Home / 53,181.09-73,388.46-29,307.76

Finding the Fourth Proportional to 53,181.09, 73,388.46 and 29,307.76

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Solution

The fourth proportional to 53,181.09, 73,388.46 and 29,307.76 is: 40,443.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,181.09 : 73,388.46 = 29,307.76 : x
  2. Step 2: Convert to fraction form
    53,181.09/73,388.46 = 29,307.76/x
  3. Step 3: Cross multiply
    53,181.09x = 73,388.46 × 29,307.76
  4. Step 4: Simplify right side
    53,181.09x = 2,150,851,298.88
  5. Step 5: Solve for x
    x = 2,150,851,298.88/53,181.09
  6. Step 6: Final answer
    x = 40,443.91

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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.