Home / 30,507.54-42,098.46-17,076.54

Finding the Fourth Proportional to 30,507.54, 42,098.46 and 17,076.54

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Solution

The fourth proportional to 30,507.54, 42,098.46 and 17,076.54 is: 23,564.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,507.54 : 42,098.46 = 17,076.54 : x
  2. Step 2: Convert to fraction form
    30,507.54/42,098.46 = 17,076.54/x
  3. Step 3: Cross multiply
    30,507.54x = 42,098.46 × 17,076.54
  4. Step 4: Simplify right side
    30,507.54x = 718,896,036.13
  5. Step 5: Solve for x
    x = 718,896,036.13/30,507.54
  6. Step 6: Final answer
    x = 23,564.54

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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.