Home / 40,787.06-56,300.13-25,705.16

Finding the Fourth Proportional to 40,787.06, 56,300.13 and 25,705.16

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Solution

The fourth proportional to 40,787.06, 56,300.13 and 25,705.16 is: 35,481.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,787.06 : 56,300.13 = 25,705.16 : x
  2. Step 2: Convert to fraction form
    40,787.06/56,300.13 = 25,705.16/x
  3. Step 3: Cross multiply
    40,787.06x = 56,300.13 × 25,705.16
  4. Step 4: Simplify right side
    40,787.06x = 1,447,203,849.67
  5. Step 5: Solve for x
    x = 1,447,203,849.67/40,787.06
  6. Step 6: Final answer
    x = 35,481.94

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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.