Home / 31,313.99-43,210.94-17,883.43

Finding the Fourth Proportional to 31,313.99, 43,210.94 and 17,883.43

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Solution

The fourth proportional to 31,313.99, 43,210.94 and 17,883.43 is: 24,677.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,313.99 : 43,210.94 = 17,883.43 : x
  2. Step 2: Convert to fraction form
    31,313.99/43,210.94 = 17,883.43/x
  3. Step 3: Cross multiply
    31,313.99x = 43,210.94 × 17,883.43
  4. Step 4: Simplify right side
    31,313.99x = 772,759,623.28
  5. Step 5: Solve for x
    x = 772,759,623.28/31,313.99
  6. Step 6: Final answer
    x = 24,677.77

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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.