Home / 39,602.32-59,375.28-18,530.68

Finding the Fourth Proportional to 39,602.32, 59,375.28 and 18,530.68

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Solution

The fourth proportional to 39,602.32, 59,375.28 and 18,530.68 is: 27,782.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,602.32 : 59,375.28 = 18,530.68 : x
  2. Step 2: Convert to fraction form
    39,602.32/59,375.28 = 18,530.68/x
  3. Step 3: Cross multiply
    39,602.32x = 59,375.28 × 18,530.68
  4. Step 4: Simplify right side
    39,602.32x = 1,100,264,313.59
  5. Step 5: Solve for x
    x = 1,100,264,313.59/39,602.32
  6. Step 6: Final answer
    x = 27,782.82

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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.