Home / 19,063.10-28,594.65-5,212.10

Finding the Fourth Proportional to 19,063.10, 28,594.65 and 5,212.10

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Solution

The fourth proportional to 19,063.10, 28,594.65 and 5,212.10 is: 7,818.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,063.10 : 28,594.65 = 5,212.10 : x
  2. Step 2: Convert to fraction form
    19,063.10/28,594.65 = 5,212.10/x
  3. Step 3: Cross multiply
    19,063.10x = 28,594.65 × 5,212.10
  4. Step 4: Simplify right side
    19,063.10x = 149,038,175.27
  5. Step 5: Solve for x
    x = 149,038,175.27/19,063.10
  6. Step 6: Final answer
    x = 7,818.15

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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.