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Finding the Fourth Proportional to 28,068.30, 41,978.52 and 24,970.14

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Solution

The fourth proportional to 28,068.30, 41,978.52 and 24,970.14 is: 37,344.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,068.30 : 41,978.52 = 24,970.14 : x
  2. Step 2: Convert to fraction form
    28,068.30/41,978.52 = 24,970.14/x
  3. Step 3: Cross multiply
    28,068.30x = 41,978.52 × 24,970.14
  4. Step 4: Simplify right side
    28,068.30x = 1,048,209,521.39
  5. Step 5: Solve for x
    x = 1,048,209,521.39/28,068.30
  6. Step 6: Final answer
    x = 37,344.96

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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.