Home / 32,429.60-48,644.40-18,567.20

Finding the Fourth Proportional to 32,429.60, 48,644.40 and 18,567.20

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Solution

The fourth proportional to 32,429.60, 48,644.40 and 18,567.20 is: 27,850.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,429.60 : 48,644.40 = 18,567.20 : x
  2. Step 2: Convert to fraction form
    32,429.60/48,644.40 = 18,567.20/x
  3. Step 3: Cross multiply
    32,429.60x = 48,644.40 × 18,567.20
  4. Step 4: Simplify right side
    32,429.60x = 903,190,303.68
  5. Step 5: Solve for x
    x = 903,190,303.68/32,429.60
  6. Step 6: Final answer
    x = 27,850.80

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1.5x scale

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.