Home / 19,050.80-28,576.20-16,426.40

Finding the Fourth Proportional to 19,050.80, 28,576.20 and 16,426.40

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Solution

The fourth proportional to 19,050.80, 28,576.20 and 16,426.40 is: 24,639.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,050.80 : 28,576.20 = 16,426.40 : x
  2. Step 2: Convert to fraction form
    19,050.80/28,576.20 = 16,426.40/x
  3. Step 3: Cross multiply
    19,050.80x = 28,576.20 × 16,426.40
  4. Step 4: Simplify right side
    19,050.80x = 469,404,091.68
  5. Step 5: Solve for x
    x = 469,404,091.68/19,050.80
  6. Step 6: Final answer
    x = 24,639.60

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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.