Home / 34,961.60-52,389.96-28,400.48

Finding the Fourth Proportional to 34,961.60, 52,389.96 and 28,400.48

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Solution

The fourth proportional to 34,961.60, 52,389.96 and 28,400.48 is: 42,558.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,961.60 : 52,389.96 = 28,400.48 : x
  2. Step 2: Convert to fraction form
    34,961.60/52,389.96 = 28,400.48/x
  3. Step 3: Cross multiply
    34,961.60x = 52,389.96 × 28,400.48
  4. Step 4: Simplify right side
    34,961.60x = 1,487,900,011.18
  5. Step 5: Solve for x
    x = 1,487,900,011.18/34,961.60
  6. Step 6: Final answer
    x = 42,558.12

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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.