Home / 17,477.70-26,216.55-10,479.30

Finding the Fourth Proportional to 17,477.70, 26,216.55 and 10,479.30

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Solution

The fourth proportional to 17,477.70, 26,216.55 and 10,479.30 is: 15,718.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,477.70 : 26,216.55 = 10,479.30 : x
  2. Step 2: Convert to fraction form
    17,477.70/26,216.55 = 10,479.30/x
  3. Step 3: Cross multiply
    17,477.70x = 26,216.55 × 10,479.30
  4. Step 4: Simplify right side
    17,477.70x = 274,731,092.42
  5. Step 5: Solve for x
    x = 274,731,092.42/17,477.70
  6. Step 6: Final answer
    x = 15,718.95

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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.