Home / 28,467.18-39,285-16,526.16

Finding the Fourth Proportional to 28,467.18, 39,285 and 16,526.16

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Solution

The fourth proportional to 28,467.18, 39,285 and 16,526.16 is: 22,806.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,467.18 : 39,285 = 16,526.16 : x
  2. Step 2: Convert to fraction form
    28,467.18/39,285 = 16,526.16/x
  3. Step 3: Cross multiply
    28,467.18x = 39,285 × 16,526.16
  4. Step 4: Simplify right side
    28,467.18x = 649,230,195.60
  5. Step 5: Solve for x
    x = 649,230,195.60/28,467.18
  6. Step 6: Final answer
    x = 22,806.27

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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.