Home / 39,724.39-59,557.71-18,653.58

Finding the Fourth Proportional to 39,724.39, 59,557.71 and 18,653.58

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Solution

The fourth proportional to 39,724.39, 59,557.71 and 18,653.58 is: 27,966.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,724.39 : 59,557.71 = 18,653.58 : x
  2. Step 2: Convert to fraction form
    39,724.39/59,557.71 = 18,653.58/x
  3. Step 3: Cross multiply
    39,724.39x = 59,557.71 × 18,653.58
  4. Step 4: Simplify right side
    39,724.39x = 1,110,964,508.10
  5. Step 5: Solve for x
    x = 1,110,964,508.10/39,724.39
  6. Step 6: Final answer
    x = 27,966.81

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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.