Home / 19,051.50-28,576.15-5,724.21

Finding the Fourth Proportional to 19,051.50, 28,576.15 and 5,724.21

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Solution

The fourth proportional to 19,051.50, 28,576.15 and 5,724.21 is: 8,585.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,051.50 : 28,576.15 = 5,724.21 : x
  2. Step 2: Convert to fraction form
    19,051.50/28,576.15 = 5,724.21/x
  3. Step 3: Cross multiply
    19,051.50x = 28,576.15 × 5,724.21
  4. Step 4: Simplify right side
    19,051.50x = 163,575,883.59
  5. Step 5: Solve for x
    x = 163,575,883.59/19,051.50
  6. Step 6: Final answer
    x = 8,585.98

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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.