Home / 39,720.32-54,800.28-23,583.92

Finding the Fourth Proportional to 39,720.32, 54,800.28 and 23,583.92

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Solution

The fourth proportional to 39,720.32, 54,800.28 and 23,583.92 is: 32,537.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,720.32 : 54,800.28 = 23,583.92 : x
  2. Step 2: Convert to fraction form
    39,720.32/54,800.28 = 23,583.92/x
  3. Step 3: Cross multiply
    39,720.32x = 54,800.28 × 23,583.92
  4. Step 4: Simplify right side
    39,720.32x = 1,292,405,419.50
  5. Step 5: Solve for x
    x = 1,292,405,419.50/39,720.32
  6. Step 6: Final answer
    x = 32,537.64

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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.