Home / 17,515.32-26,263.20-7,114.92

Finding the Fourth Proportional to 17,515.32, 26,263.20 and 7,114.92

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Solution

The fourth proportional to 17,515.32, 26,263.20 and 7,114.92 is: 10,668.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,515.32 : 26,263.20 = 7,114.92 : x
  2. Step 2: Convert to fraction form
    17,515.32/26,263.20 = 7,114.92/x
  3. Step 3: Cross multiply
    17,515.32x = 26,263.20 × 7,114.92
  4. Step 4: Simplify right side
    17,515.32x = 186,860,566.94
  5. Step 5: Solve for x
    x = 186,860,566.94/17,515.32
  6. Step 6: Final answer
    x = 10,668.41

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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.