Home / 53,415.56-73,707.10-29,538.99

Finding the Fourth Proportional to 53,415.56, 73,707.10 and 29,538.99

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Solution

The fourth proportional to 53,415.56, 73,707.10 and 29,538.99 is: 40,760.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,415.56 : 73,707.10 = 29,538.99 : x
  2. Step 2: Convert to fraction form
    53,415.56/73,707.10 = 29,538.99/x
  3. Step 3: Cross multiply
    53,415.56x = 73,707.10 × 29,538.99
  4. Step 4: Simplify right side
    53,415.56x = 2,177,233,215.98
  5. Step 5: Solve for x
    x = 2,177,233,215.98/53,415.56
  6. Step 6: Final answer
    x = 40,760.28

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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.