Home / 37,952.78-52,374.54-20,957.04

Finding the Fourth Proportional to 37,952.78, 52,374.54 and 20,957.04

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Solution

The fourth proportional to 37,952.78, 52,374.54 and 20,957.04 is: 28,920.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,952.78 : 52,374.54 = 20,957.04 : x
  2. Step 2: Convert to fraction form
    37,952.78/52,374.54 = 20,957.04/x
  3. Step 3: Cross multiply
    37,952.78x = 52,374.54 × 20,957.04
  4. Step 4: Simplify right side
    37,952.78x = 1,097,615,329.76
  5. Step 5: Solve for x
    x = 1,097,615,329.76/37,952.78
  6. Step 6: Final answer
    x = 28,920.55

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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.