Home / 32,867.56-45,353.62-20,123.95

Finding the Fourth Proportional to 32,867.56, 45,353.62 and 20,123.95

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Solution

The fourth proportional to 32,867.56, 45,353.62 and 20,123.95 is: 27,768.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,867.56 : 45,353.62 = 20,123.95 : x
  2. Step 2: Convert to fraction form
    32,867.56/45,353.62 = 20,123.95/x
  3. Step 3: Cross multiply
    32,867.56x = 45,353.62 × 20,123.95
  4. Step 4: Simplify right side
    32,867.56x = 912,693,817.51
  5. Step 5: Solve for x
    x = 912,693,817.51/32,867.56
  6. Step 6: Final answer
    x = 27,768.84

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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.