Home / 29,066.23-40,112.73-17,130.07

Finding the Fourth Proportional to 29,066.23, 40,112.73 and 17,130.07

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Solution

The fourth proportional to 29,066.23, 40,112.73 and 17,130.07 is: 23,640.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,066.23 : 40,112.73 = 17,130.07 : x
  2. Step 2: Convert to fraction form
    29,066.23/40,112.73 = 17,130.07/x
  3. Step 3: Cross multiply
    29,066.23x = 40,112.73 × 17,130.07
  4. Step 4: Simplify right side
    29,066.23x = 687,133,787.14
  5. Step 5: Solve for x
    x = 687,133,787.14/29,066.23
  6. Step 6: Final answer
    x = 23,640.28

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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.