Home / 40,342.56-55,674.55-23,347.60

Finding the Fourth Proportional to 40,342.56, 55,674.55 and 23,347.60

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Solution

The fourth proportional to 40,342.56, 55,674.55 and 23,347.60 is: 32,220.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,342.56 : 55,674.55 = 23,347.60 : x
  2. Step 2: Convert to fraction form
    40,342.56/55,674.55 = 23,347.60/x
  3. Step 3: Cross multiply
    40,342.56x = 55,674.55 × 23,347.60
  4. Step 4: Simplify right side
    40,342.56x = 1,299,867,123.58
  5. Step 5: Solve for x
    x = 1,299,867,123.58/40,342.56
  6. Step 6: Final answer
    x = 32,220.74

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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.