Home / 26,929.41-40,366.55-12,148.73

Finding the Fourth Proportional to 26,929.41, 40,366.55 and 12,148.73

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Solution

The fourth proportional to 26,929.41, 40,366.55 and 12,148.73 is: 18,210.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,929.41 : 40,366.55 = 12,148.73 : x
  2. Step 2: Convert to fraction form
    26,929.41/40,366.55 = 12,148.73/x
  3. Step 3: Cross multiply
    26,929.41x = 40,366.55 × 12,148.73
  4. Step 4: Simplify right side
    26,929.41x = 490,402,523.96
  5. Step 5: Solve for x
    x = 490,402,523.96/26,929.41
  6. Step 6: Final answer
    x = 18,210.67

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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.