Home / 35,747.31-53,621.38-10,787.58

Finding the Fourth Proportional to 35,747.31, 53,621.38 and 10,787.58

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Solution

The fourth proportional to 35,747.31, 53,621.38 and 10,787.58 is: 16,181.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,747.31 : 53,621.38 = 10,787.58 : x
  2. Step 2: Convert to fraction form
    35,747.31/53,621.38 = 10,787.58/x
  3. Step 3: Cross multiply
    35,747.31x = 53,621.38 × 10,787.58
  4. Step 4: Simplify right side
    35,747.31x = 578,444,604.42
  5. Step 5: Solve for x
    x = 578,444,604.42/35,747.31
  6. Step 6: Final answer
    x = 16,181.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.