Home / 30,839.64-42,558.38-17,410.60

Finding the Fourth Proportional to 30,839.64, 42,558.38 and 17,410.60

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Solution

The fourth proportional to 30,839.64, 42,558.38 and 17,410.60 is: 24,026.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,839.64 : 42,558.38 = 17,410.60 : x
  2. Step 2: Convert to fraction form
    30,839.64/42,558.38 = 17,410.60/x
  3. Step 3: Cross multiply
    30,839.64x = 42,558.38 × 17,410.60
  4. Step 4: Simplify right side
    30,839.64x = 740,966,930.83
  5. Step 5: Solve for x
    x = 740,966,930.83/30,839.64
  6. Step 6: Final answer
    x = 24,026.45

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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.