Home / 19,271.08-28,905.36-6,124.24

Finding the Fourth Proportional to 19,271.08, 28,905.36 and 6,124.24

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Solution

The fourth proportional to 19,271.08, 28,905.36 and 6,124.24 is: 9,185.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,271.08 : 28,905.36 = 6,124.24 : x
  2. Step 2: Convert to fraction form
    19,271.08/28,905.36 = 6,124.24/x
  3. Step 3: Cross multiply
    19,271.08x = 28,905.36 × 6,124.24
  4. Step 4: Simplify right side
    19,271.08x = 177,023,361.93
  5. Step 5: Solve for x
    x = 177,023,361.93/19,271.08
  6. Step 6: Final answer
    x = 9,185.96

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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.