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Finding the Fourth Proportional to 28,951.60, 43,362.60 and 23,767.60

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Solution

The fourth proportional to 28,951.60, 43,362.60 and 23,767.60 is: 35,598.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,951.60 : 43,362.60 = 23,767.60 : x
  2. Step 2: Convert to fraction form
    28,951.60/43,362.60 = 23,767.60/x
  3. Step 3: Cross multiply
    28,951.60x = 43,362.60 × 23,767.60
  4. Step 4: Simplify right side
    28,951.60x = 1,030,624,931.76
  5. Step 5: Solve for x
    x = 1,030,624,931.76/28,951.60
  6. Step 6: Final answer
    x = 35,598.20

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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.