Home / 35,540.64-53,321.58-10,581.54

Finding the Fourth Proportional to 35,540.64, 53,321.58 and 10,581.54

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Solution

The fourth proportional to 35,540.64, 53,321.58 and 10,581.54 is: 15,875.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,540.64 : 53,321.58 = 10,581.54 : x
  2. Step 2: Convert to fraction form
    35,540.64/53,321.58 = 10,581.54/x
  3. Step 3: Cross multiply
    35,540.64x = 53,321.58 × 10,581.54
  4. Step 4: Simplify right side
    35,540.64x = 564,224,431.63
  5. Step 5: Solve for x
    x = 564,224,431.63/35,540.64
  6. Step 6: Final answer
    x = 15,875.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.