Home / 29,707.31-41,014.73-19,115.35

Finding the Fourth Proportional to 29,707.31, 41,014.73 and 19,115.35

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Solution

The fourth proportional to 29,707.31, 41,014.73 and 19,115.35 is: 26,391.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,707.31 : 41,014.73 = 19,115.35 : x
  2. Step 2: Convert to fraction form
    29,707.31/41,014.73 = 19,115.35/x
  3. Step 3: Cross multiply
    29,707.31x = 41,014.73 × 19,115.35
  4. Step 4: Simplify right side
    29,707.31x = 784,010,864.36
  5. Step 5: Solve for x
    x = 784,010,864.36/29,707.31
  6. Step 6: Final answer
    x = 26,391.17

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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.