Home / 28,867.92-39,712.86-23,551.08

Finding the Fourth Proportional to 28,867.92, 39,712.86 and 23,551.08

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Solution

The fourth proportional to 28,867.92, 39,712.86 and 23,551.08 is: 32,398.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,867.92 : 39,712.86 = 23,551.08 : x
  2. Step 2: Convert to fraction form
    28,867.92/39,712.86 = 23,551.08/x
  3. Step 3: Cross multiply
    28,867.92x = 39,712.86 × 23,551.08
  4. Step 4: Simplify right side
    28,867.92x = 935,280,742.89
  5. Step 5: Solve for x
    x = 935,280,742.89/28,867.92
  6. Step 6: Final answer
    x = 32,398.62

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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.