Home / 19,095.26-28,632.02-7,847.40

Finding the Fourth Proportional to 19,095.26, 28,632.02 and 7,847.40

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Solution

The fourth proportional to 19,095.26, 28,632.02 and 7,847.40 is: 11,766.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,095.26 : 28,632.02 = 7,847.40 : x
  2. Step 2: Convert to fraction form
    19,095.26/28,632.02 = 7,847.40/x
  3. Step 3: Cross multiply
    19,095.26x = 28,632.02 × 7,847.40
  4. Step 4: Simplify right side
    19,095.26x = 224,686,913.75
  5. Step 5: Solve for x
    x = 224,686,913.75/19,095.26
  6. Step 6: Final answer
    x = 11,766.63

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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.