Home / 29,277.36-40,369.32-23,309.28

Finding the Fourth Proportional to 29,277.36, 40,369.32 and 23,309.28

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Solution

The fourth proportional to 29,277.36, 40,369.32 and 23,309.28 is: 32,140.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,277.36 : 40,369.32 = 23,309.28 : x
  2. Step 2: Convert to fraction form
    29,277.36/40,369.32 = 23,309.28/x
  3. Step 3: Cross multiply
    29,277.36x = 40,369.32 × 23,309.28
  4. Step 4: Simplify right side
    29,277.36x = 940,979,783.29
  5. Step 5: Solve for x
    x = 940,979,783.29/29,277.36
  6. Step 6: Final answer
    x = 32,140.19

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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.