Home / 29,435.73-40,728.29-25,666.76

Finding the Fourth Proportional to 29,435.73, 40,728.29 and 25,666.76

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Solution

The fourth proportional to 29,435.73, 40,728.29 and 25,666.76 is: 35,513.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,435.73 : 40,728.29 = 25,666.76 : x
  2. Step 2: Convert to fraction form
    29,435.73/40,728.29 = 25,666.76/x
  3. Step 3: Cross multiply
    29,435.73x = 40,728.29 × 25,666.76
  4. Step 4: Simplify right side
    29,435.73x = 1,045,362,912.67
  5. Step 5: Solve for x
    x = 1,045,362,912.67/29,435.73
  6. Step 6: Final answer
    x = 35,513.40

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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.