Home / 39,087.68-58,631.31-9,505.49

Finding the Fourth Proportional to 39,087.68, 58,631.31 and 9,505.49

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Solution

The fourth proportional to 39,087.68, 58,631.31 and 9,505.49 is: 14,258.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,087.68 : 58,631.31 = 9,505.49 : x
  2. Step 2: Convert to fraction form
    39,087.68/58,631.31 = 9,505.49/x
  3. Step 3: Cross multiply
    39,087.68x = 58,631.31 × 9,505.49
  4. Step 4: Simplify right side
    39,087.68x = 557,319,037.74
  5. Step 5: Solve for x
    x = 557,319,037.74/39,087.68
  6. Step 6: Final answer
    x = 14,258.18

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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.