Home / 16,972.08-25,458.14-5,285.32

Finding the Fourth Proportional to 16,972.08, 25,458.14 and 5,285.32

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Solution

The fourth proportional to 16,972.08, 25,458.14 and 5,285.32 is: 7,927.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,972.08 : 25,458.14 = 5,285.32 : x
  2. Step 2: Convert to fraction form
    16,972.08/25,458.14 = 5,285.32/x
  3. Step 3: Cross multiply
    16,972.08x = 25,458.14 × 5,285.32
  4. Step 4: Simplify right side
    16,972.08x = 134,554,416.50
  5. Step 5: Solve for x
    x = 134,554,416.50/16,972.08
  6. Step 6: Final answer
    x = 7,927.99

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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.