Home / 39,733.57-54,832.91-21,584.63

Finding the Fourth Proportional to 39,733.57, 54,832.91 and 21,584.63

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Solution

The fourth proportional to 39,733.57, 54,832.91 and 21,584.63 is: 29,787.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,733.57 : 54,832.91 = 21,584.63 : x
  2. Step 2: Convert to fraction form
    39,733.57/54,832.91 = 21,584.63/x
  3. Step 3: Cross multiply
    39,733.57x = 54,832.91 × 21,584.63
  4. Step 4: Simplify right side
    39,733.57x = 1,183,547,966.25
  5. Step 5: Solve for x
    x = 1,183,547,966.25/39,733.57
  6. Step 6: Final answer
    x = 29,787.11

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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.