Home / 28,816.08-39,763.08-17,635.92

Finding the Fourth Proportional to 28,816.08, 39,763.08 and 17,635.92

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Solution

The fourth proportional to 28,816.08, 39,763.08 and 17,635.92 is: 24,335.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,816.08 : 39,763.08 = 17,635.92 : x
  2. Step 2: Convert to fraction form
    28,816.08/39,763.08 = 17,635.92/x
  3. Step 3: Cross multiply
    28,816.08x = 39,763.08 × 17,635.92
  4. Step 4: Simplify right side
    28,816.08x = 701,258,497.83
  5. Step 5: Solve for x
    x = 701,258,497.83/28,816.08
  6. Step 6: Final answer
    x = 24,335.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.