Home / 14,700.24-20,278.54-9,313.17

Finding the Fourth Proportional to 14,700.24, 20,278.54 and 9,313.17

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Solution

The fourth proportional to 14,700.24, 20,278.54 and 9,313.17 is: 12,847.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,700.24 : 20,278.54 = 9,313.17 : x
  2. Step 2: Convert to fraction form
    14,700.24/20,278.54 = 9,313.17/x
  3. Step 3: Cross multiply
    14,700.24x = 20,278.54 × 9,313.17
  4. Step 4: Simplify right side
    14,700.24x = 188,857,490.37
  5. Step 5: Solve for x
    x = 188,857,490.37/14,700.24
  6. Step 6: Final answer
    x = 12,847.24

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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.