Home / 40,407.39-55,758.60-23,406.19

Finding the Fourth Proportional to 40,407.39, 55,758.60 and 23,406.19

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Solution

The fourth proportional to 40,407.39, 55,758.60 and 23,406.19 is: 32,298.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,407.39 : 55,758.60 = 23,406.19 : x
  2. Step 2: Convert to fraction form
    40,407.39/55,758.60 = 23,406.19/x
  3. Step 3: Cross multiply
    40,407.39x = 55,758.60 × 23,406.19
  4. Step 4: Simplify right side
    40,407.39x = 1,305,096,246.34
  5. Step 5: Solve for x
    x = 1,305,096,246.34/40,407.39
  6. Step 6: Final answer
    x = 32,298.45

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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.