Home / 35,510.85-53,249.86-13,308.34

Finding the Fourth Proportional to 35,510.85, 53,249.86 and 13,308.34

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Solution

The fourth proportional to 35,510.85, 53,249.86 and 13,308.34 is: 19,956.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,510.85 : 53,249.86 = 13,308.34 : x
  2. Step 2: Convert to fraction form
    35,510.85/53,249.86 = 13,308.34/x
  3. Step 3: Cross multiply
    35,510.85x = 53,249.86 × 13,308.34
  4. Step 4: Simplify right side
    35,510.85x = 708,667,241.83
  5. Step 5: Solve for x
    x = 708,667,241.83/35,510.85
  6. Step 6: Final answer
    x = 19,956.36

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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.