Home / 39,730.54-54,805.23-23,805.77

Finding the Fourth Proportional to 39,730.54, 54,805.23 and 23,805.77

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Solution

The fourth proportional to 39,730.54, 54,805.23 and 23,805.77 is: 32,838.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,730.54 : 54,805.23 = 23,805.77 : x
  2. Step 2: Convert to fraction form
    39,730.54/54,805.23 = 23,805.77/x
  3. Step 3: Cross multiply
    39,730.54x = 54,805.23 × 23,805.77
  4. Step 4: Simplify right side
    39,730.54x = 1,304,680,307.12
  5. Step 5: Solve for x
    x = 1,304,680,307.12/39,730.54
  6. Step 6: Final answer
    x = 32,838.22

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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.