Home / 15,682.95-23,506.66-7,790.97

Finding the Fourth Proportional to 15,682.95, 23,506.66 and 7,790.97

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Solution

The fourth proportional to 15,682.95, 23,506.66 and 7,790.97 is: 11,677.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,682.95 : 23,506.66 = 7,790.97 : x
  2. Step 2: Convert to fraction form
    15,682.95/23,506.66 = 7,790.97/x
  3. Step 3: Cross multiply
    15,682.95x = 23,506.66 × 7,790.97
  4. Step 4: Simplify right side
    15,682.95x = 183,139,682.86
  5. Step 5: Solve for x
    x = 183,139,682.86/15,682.95
  6. Step 6: Final answer
    x = 11,677.63

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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.