Home / 16,967.09-25,450.63-5,280.30

Finding the Fourth Proportional to 16,967.09, 25,450.63 and 5,280.30

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Solution

The fourth proportional to 16,967.09, 25,450.63 and 5,280.30 is: 7,920.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,967.09 : 25,450.63 = 5,280.30 : x
  2. Step 2: Convert to fraction form
    16,967.09/25,450.63 = 5,280.30/x
  3. Step 3: Cross multiply
    16,967.09x = 25,450.63 × 5,280.30
  4. Step 4: Simplify right side
    16,967.09x = 134,387,043.83
  5. Step 5: Solve for x
    x = 134,387,043.83/16,967.09
  6. Step 6: Final answer
    x = 7,920.46

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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.