Home / 32,627.60-45,028.68-18,483.92

Finding the Fourth Proportional to 32,627.60, 45,028.68 and 18,483.92

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Solution

The fourth proportional to 32,627.60, 45,028.68 and 18,483.92 is: 25,509.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,627.60 : 45,028.68 = 18,483.92 : x
  2. Step 2: Convert to fraction form
    32,627.60/45,028.68 = 18,483.92/x
  3. Step 3: Cross multiply
    32,627.60x = 45,028.68 × 18,483.92
  4. Step 4: Simplify right side
    32,627.60x = 832,306,518.83
  5. Step 5: Solve for x
    x = 832,306,518.83/32,627.60
  6. Step 6: Final answer
    x = 25,509.28

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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.