Home / 19,106.10-28,601.55-16,802.10

Finding the Fourth Proportional to 19,106.10, 28,601.55 and 16,802.10

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Solution

The fourth proportional to 19,106.10, 28,601.55 and 16,802.10 is: 25,152.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,106.10 : 28,601.55 = 16,802.10 : x
  2. Step 2: Convert to fraction form
    19,106.10/28,601.55 = 16,802.10/x
  3. Step 3: Cross multiply
    19,106.10x = 28,601.55 × 16,802.10
  4. Step 4: Simplify right side
    19,106.10x = 480,566,103.26
  5. Step 5: Solve for x
    x = 480,566,103.26/19,106.10
  6. Step 6: Final answer
    x = 25,152.50

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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.