Home / 19,271.60-28,904.92-6,124.12

Finding the Fourth Proportional to 19,271.60, 28,904.92 and 6,124.12

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Solution

The fourth proportional to 19,271.60, 28,904.92 and 6,124.12 is: 9,185.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,271.60 : 28,904.92 = 6,124.12 : x
  2. Step 2: Convert to fraction form
    19,271.60/28,904.92 = 6,124.12/x
  3. Step 3: Cross multiply
    19,271.60x = 28,904.92 × 6,124.12
  4. Step 4: Simplify right side
    19,271.60x = 177,017,198.67
  5. Step 5: Solve for x
    x = 177,017,198.67/19,271.60
  6. Step 6: Final answer
    x = 9,185.39

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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.