Home / 53,113.50-73,296.23-31,617.99

Finding the Fourth Proportional to 53,113.50, 73,296.23 and 31,617.99

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Solution

The fourth proportional to 53,113.50, 73,296.23 and 31,617.99 is: 43,632.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,113.50 : 73,296.23 = 31,617.99 : x
  2. Step 2: Convert to fraction form
    53,113.50/73,296.23 = 31,617.99/x
  3. Step 3: Cross multiply
    53,113.50x = 73,296.23 × 31,617.99
  4. Step 4: Simplify right side
    53,113.50x = 2,317,479,309.09
  5. Step 5: Solve for x
    x = 2,317,479,309.09/53,113.50
  6. Step 6: Final answer
    x = 43,632.59

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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.