Home / 14,313.24-21,471.80-4,950.74

Finding the Fourth Proportional to 14,313.24, 21,471.80 and 4,950.74

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Solution

The fourth proportional to 14,313.24, 21,471.80 and 4,950.74 is: 7,426.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,313.24 : 21,471.80 = 4,950.74 : x
  2. Step 2: Convert to fraction form
    14,313.24/21,471.80 = 4,950.74/x
  3. Step 3: Cross multiply
    14,313.24x = 21,471.80 × 4,950.74
  4. Step 4: Simplify right side
    14,313.24x = 106,301,299.13
  5. Step 5: Solve for x
    x = 106,301,299.13/14,313.24
  6. Step 6: Final answer
    x = 7,426.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.