Home / 19,015.08-28,535.04-8,626.92

Finding the Fourth Proportional to 19,015.08, 28,535.04 and 8,626.92

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Solution

The fourth proportional to 19,015.08, 28,535.04 and 8,626.92 is: 12,946.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,015.08 : 28,535.04 = 8,626.92 : x
  2. Step 2: Convert to fraction form
    19,015.08/28,535.04 = 8,626.92/x
  3. Step 3: Cross multiply
    19,015.08x = 28,535.04 × 8,626.92
  4. Step 4: Simplify right side
    19,015.08x = 246,169,507.28
  5. Step 5: Solve for x
    x = 246,169,507.28/19,015.08
  6. Step 6: Final answer
    x = 12,946.01

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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.