Home / 14,994.24-20,688.32-9,024.64

Finding the Fourth Proportional to 14,994.24, 20,688.32 and 9,024.64

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Solution

The fourth proportional to 14,994.24, 20,688.32 and 9,024.64 is: 12,451.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,994.24 : 20,688.32 = 9,024.64 : x
  2. Step 2: Convert to fraction form
    14,994.24/20,688.32 = 9,024.64/x
  3. Step 3: Cross multiply
    14,994.24x = 20,688.32 × 9,024.64
  4. Step 4: Simplify right side
    14,994.24x = 186,704,640.20
  5. Step 5: Solve for x
    x = 186,704,640.20/14,994.24
  6. Step 6: Final answer
    x = 12,451.76

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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.