Home / 22,576.14-31,155.32-12,504.74

Finding the Fourth Proportional to 22,576.14, 31,155.32 and 12,504.74

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Solution

The fourth proportional to 22,576.14, 31,155.32 and 12,504.74 is: 17,256.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,576.14 : 31,155.32 = 12,504.74 : x
  2. Step 2: Convert to fraction form
    22,576.14/31,155.32 = 12,504.74/x
  3. Step 3: Cross multiply
    22,576.14x = 31,155.32 × 12,504.74
  4. Step 4: Simplify right side
    22,576.14x = 389,589,051.70
  5. Step 5: Solve for x
    x = 389,589,051.70/22,576.14
  6. Step 6: Final answer
    x = 17,256.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.