Home / 14,066.20-19,408.98-8,762.68

Finding the Fourth Proportional to 14,066.20, 19,408.98 and 8,762.68

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Solution

The fourth proportional to 14,066.20, 19,408.98 and 8,762.68 is: 12,091.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,066.20 : 19,408.98 = 8,762.68 : x
  2. Step 2: Convert to fraction form
    14,066.20/19,408.98 = 8,762.68/x
  3. Step 3: Cross multiply
    14,066.20x = 19,408.98 × 8,762.68
  4. Step 4: Simplify right side
    14,066.20x = 170,074,680.87
  5. Step 5: Solve for x
    x = 170,074,680.87/14,066.20
  6. Step 6: Final answer
    x = 12,091.02

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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.