Home / 19,465.14-29,201.34-6,315.78

Finding the Fourth Proportional to 19,465.14, 29,201.34 and 6,315.78

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Solution

The fourth proportional to 19,465.14, 29,201.34 and 6,315.78 is: 9,474.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,465.14 : 29,201.34 = 6,315.78 : x
  2. Step 2: Convert to fraction form
    19,465.14/29,201.34 = 6,315.78/x
  3. Step 3: Cross multiply
    19,465.14x = 29,201.34 × 6,315.78
  4. Step 4: Simplify right side
    19,465.14x = 184,429,239.15
  5. Step 5: Solve for x
    x = 184,429,239.15/19,465.14
  6. Step 6: Final answer
    x = 9,474.85

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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.