Home / 31,199.37-46,814.24-13,666.92

Finding the Fourth Proportional to 31,199.37, 46,814.24 and 13,666.92

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Solution

The fourth proportional to 31,199.37, 46,814.24 and 13,666.92 is: 20,507.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,199.37 : 46,814.24 = 13,666.92 : x
  2. Step 2: Convert to fraction form
    31,199.37/46,814.24 = 13,666.92/x
  3. Step 3: Cross multiply
    31,199.37x = 46,814.24 × 13,666.92
  4. Step 4: Simplify right side
    31,199.37x = 639,806,472.94
  5. Step 5: Solve for x
    x = 639,806,472.94/31,199.37
  6. Step 6: Final answer
    x = 20,507.03

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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.