Home / 35,484.37-53,197.68-13,285.30

Finding the Fourth Proportional to 35,484.37, 53,197.68 and 13,285.30

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Solution

The fourth proportional to 35,484.37, 53,197.68 and 13,285.30 is: 19,917.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,484.37 : 53,197.68 = 13,285.30 : x
  2. Step 2: Convert to fraction form
    35,484.37/53,197.68 = 13,285.30/x
  3. Step 3: Cross multiply
    35,484.37x = 53,197.68 × 13,285.30
  4. Step 4: Simplify right side
    35,484.37x = 706,747,138.10
  5. Step 5: Solve for x
    x = 706,747,138.10/35,484.37
  6. Step 6: Final answer
    x = 19,917.14

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1.5x scale

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.