Home / 28,293.71-39,052.53-16,355.52

Finding the Fourth Proportional to 28,293.71, 39,052.53 and 16,355.52

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Solution

The fourth proportional to 28,293.71, 39,052.53 and 16,355.52 is: 22,574.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,293.71 : 39,052.53 = 16,355.52 : x
  2. Step 2: Convert to fraction form
    28,293.71/39,052.53 = 16,355.52/x
  3. Step 3: Cross multiply
    28,293.71x = 39,052.53 × 16,355.52
  4. Step 4: Simplify right side
    28,293.71x = 638,724,435.47
  5. Step 5: Solve for x
    x = 638,724,435.47/28,293.71
  6. Step 6: Final answer
    x = 22,574.79

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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.