Home / 16,070.80-24,121.75-7,756.67

Finding the Fourth Proportional to 16,070.80, 24,121.75 and 7,756.67

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Solution

The fourth proportional to 16,070.80, 24,121.75 and 7,756.67 is: 11,642.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,070.80 : 24,121.75 = 7,756.67 : x
  2. Step 2: Convert to fraction form
    16,070.80/24,121.75 = 7,756.67/x
  3. Step 3: Cross multiply
    16,070.80x = 24,121.75 × 7,756.67
  4. Step 4: Simplify right side
    16,070.80x = 187,104,531.84
  5. Step 5: Solve for x
    x = 187,104,531.84/16,070.80
  6. Step 6: Final answer
    x = 11,642.51

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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.