Home / 19,260.72-28,889.46-6,113.34

Finding the Fourth Proportional to 19,260.72, 28,889.46 and 6,113.34

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Solution

The fourth proportional to 19,260.72, 28,889.46 and 6,113.34 is: 9,169.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,260.72 : 28,889.46 = 6,113.34 : x
  2. Step 2: Convert to fraction form
    19,260.72/28,889.46 = 6,113.34/x
  3. Step 3: Cross multiply
    19,260.72x = 28,889.46 × 6,113.34
  4. Step 4: Simplify right side
    19,260.72x = 176,611,091.40
  5. Step 5: Solve for x
    x = 176,611,091.40/19,260.72
  6. Step 6: Final answer
    x = 9,169.50

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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.