Home / 51,343.54-77,018.05-16,285.90

Finding the Fourth Proportional to 51,343.54, 77,018.05 and 16,285.90

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Solution

The fourth proportional to 51,343.54, 77,018.05 and 16,285.90 is: 24,429.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,343.54 : 77,018.05 = 16,285.90 : x
  2. Step 2: Convert to fraction form
    51,343.54/77,018.05 = 16,285.90/x
  3. Step 3: Cross multiply
    51,343.54x = 77,018.05 × 16,285.90
  4. Step 4: Simplify right side
    51,343.54x = 1,254,308,260.50
  5. Step 5: Solve for x
    x = 1,254,308,260.50/51,343.54
  6. Step 6: Final answer
    x = 24,429.72

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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.