Home / 53,286.31-73,535.12-29,412.99

Finding the Fourth Proportional to 53,286.31, 73,535.12 and 29,412.99

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Solution

The fourth proportional to 53,286.31, 73,535.12 and 29,412.99 is: 40,589.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,286.31 : 73,535.12 = 29,412.99 : x
  2. Step 2: Convert to fraction form
    53,286.31/73,535.12 = 29,412.99/x
  3. Step 3: Cross multiply
    53,286.31x = 73,535.12 × 29,412.99
  4. Step 4: Simplify right side
    53,286.31x = 2,162,887,749.21
  5. Step 5: Solve for x
    x = 2,162,887,749.21/53,286.31
  6. Step 6: Final answer
    x = 40,589.93

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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.