Home / 32,429.40-48,631.08-15,784.58

Finding the Fourth Proportional to 32,429.40, 48,631.08 and 15,784.58

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Solution

The fourth proportional to 32,429.40, 48,631.08 and 15,784.58 is: 23,670.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,429.40 : 48,631.08 = 15,784.58 : x
  2. Step 2: Convert to fraction form
    32,429.40/48,631.08 = 15,784.58/x
  3. Step 3: Cross multiply
    32,429.40x = 48,631.08 × 15,784.58
  4. Step 4: Simplify right side
    32,429.40x = 767,621,172.75
  5. Step 5: Solve for x
    x = 767,621,172.75/32,429.40
  6. Step 6: Final answer
    x = 23,670.53

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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.