Home / 14,853.75-20,498.18-8,885.67

Finding the Fourth Proportional to 14,853.75, 20,498.18 and 8,885.67

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Solution

The fourth proportional to 14,853.75, 20,498.18 and 8,885.67 is: 12,262.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,853.75 : 20,498.18 = 8,885.67 : x
  2. Step 2: Convert to fraction form
    14,853.75/20,498.18 = 8,885.67/x
  3. Step 3: Cross multiply
    14,853.75x = 20,498.18 × 8,885.67
  4. Step 4: Simplify right side
    14,853.75x = 182,140,018.65
  5. Step 5: Solve for x
    x = 182,140,018.65/14,853.75
  6. Step 6: Final answer
    x = 12,262.22

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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.