Home / 26,432.69-36,477.39-15,103.67

Finding the Fourth Proportional to 26,432.69, 36,477.39 and 15,103.67

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Solution

The fourth proportional to 26,432.69, 36,477.39 and 15,103.67 is: 20,843.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,432.69 : 36,477.39 = 15,103.67 : x
  2. Step 2: Convert to fraction form
    26,432.69/36,477.39 = 15,103.67/x
  3. Step 3: Cross multiply
    26,432.69x = 36,477.39 × 15,103.67
  4. Step 4: Simplify right side
    26,432.69x = 550,942,461.02
  5. Step 5: Solve for x
    x = 550,942,461.02/26,432.69
  6. Step 6: Final answer
    x = 20,843.22

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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.