Home / 29,997.93-45,005.23-13,127.94

Finding the Fourth Proportional to 29,997.93, 45,005.23 and 13,127.94

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Solution

The fourth proportional to 29,997.93, 45,005.23 and 13,127.94 is: 19,695.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,997.93 : 45,005.23 = 13,127.94 : x
  2. Step 2: Convert to fraction form
    29,997.93/45,005.23 = 13,127.94/x
  3. Step 3: Cross multiply
    29,997.93x = 45,005.23 × 13,127.94
  4. Step 4: Simplify right side
    29,997.93x = 590,825,804.13
  5. Step 5: Solve for x
    x = 590,825,804.13/29,997.93
  6. Step 6: Final answer
    x = 19,695.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.