Home / 35,533.38-53,241.75-12,147.06

Finding the Fourth Proportional to 35,533.38, 53,241.75 and 12,147.06

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Solution

The fourth proportional to 35,533.38, 53,241.75 and 12,147.06 is: 18,200.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,533.38 : 53,241.75 = 12,147.06 : x
  2. Step 2: Convert to fraction form
    35,533.38/53,241.75 = 12,147.06/x
  3. Step 3: Cross multiply
    35,533.38x = 53,241.75 × 12,147.06
  4. Step 4: Simplify right side
    35,533.38x = 646,730,731.76
  5. Step 5: Solve for x
    x = 646,730,731.76/35,533.38
  6. Step 6: Final answer
    x = 18,200.65

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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.