Home / 31,604.88-43,616.80-17,457.92

Finding the Fourth Proportional to 31,604.88, 43,616.80 and 17,457.92

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Solution

The fourth proportional to 31,604.88, 43,616.80 and 17,457.92 is: 24,093.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,604.88 : 43,616.80 = 17,457.92 : x
  2. Step 2: Convert to fraction form
    31,604.88/43,616.80 = 17,457.92/x
  3. Step 3: Cross multiply
    31,604.88x = 43,616.80 × 17,457.92
  4. Step 4: Simplify right side
    31,604.88x = 761,458,605.06
  5. Step 5: Solve for x
    x = 761,458,605.06/31,604.88
  6. Step 6: Final answer
    x = 24,093.07

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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.