Home / 45,176.67-67,764.33-14,011.92

Finding the Fourth Proportional to 45,176.67, 67,764.33 and 14,011.92

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Solution

The fourth proportional to 45,176.67, 67,764.33 and 14,011.92 is: 21,017.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,176.67 : 67,764.33 = 14,011.92 : x
  2. Step 2: Convert to fraction form
    45,176.67/67,764.33 = 14,011.92/x
  3. Step 3: Cross multiply
    45,176.67x = 67,764.33 × 14,011.92
  4. Step 4: Simplify right side
    45,176.67x = 949,508,370.81
  5. Step 5: Solve for x
    x = 949,508,370.81/45,176.67
  6. Step 6: Final answer
    x = 21,017.67

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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.