Home / 57,036.60-85,569.48-21,966.84

Finding the Fourth Proportional to 57,036.60, 85,569.48 and 21,966.84

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Solution

The fourth proportional to 57,036.60, 85,569.48 and 21,966.84 is: 32,955.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,036.60 : 85,569.48 = 21,966.84 : x
  2. Step 2: Convert to fraction form
    57,036.60/85,569.48 = 21,966.84/x
  3. Step 3: Cross multiply
    57,036.60x = 85,569.48 × 21,966.84
  4. Step 4: Simplify right side
    57,036.60x = 1,879,691,076.04
  5. Step 5: Solve for x
    x = 1,879,691,076.04/57,036.60
  6. Step 6: Final answer
    x = 32,955.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.