Home / 14,541.63-20,066.91-8,885.84

Finding the Fourth Proportional to 14,541.63, 20,066.91 and 8,885.84

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Solution

The fourth proportional to 14,541.63, 20,066.91 and 8,885.84 is: 12,262.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,541.63 : 20,066.91 = 8,885.84 : x
  2. Step 2: Convert to fraction form
    14,541.63/20,066.91 = 8,885.84/x
  3. Step 3: Cross multiply
    14,541.63x = 20,066.91 × 8,885.84
  4. Step 4: Simplify right side
    14,541.63x = 178,311,217.90
  5. Step 5: Solve for x
    x = 178,311,217.90/14,541.63
  6. Step 6: Final answer
    x = 12,262.12

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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.