Home / 35,346.10-53,017.76-11,972.54

Finding the Fourth Proportional to 35,346.10, 53,017.76 and 11,972.54

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Solution

The fourth proportional to 35,346.10, 53,017.76 and 11,972.54 is: 17,958.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,346.10 : 53,017.76 = 11,972.54 : x
  2. Step 2: Convert to fraction form
    35,346.10/53,017.76 = 11,972.54/x
  3. Step 3: Cross multiply
    35,346.10x = 53,017.76 × 11,972.54
  4. Step 4: Simplify right side
    35,346.10x = 634,757,017.15
  5. Step 5: Solve for x
    x = 634,757,017.15/35,346.10
  6. Step 6: Final answer
    x = 17,958.33

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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.