Home / 51,902.57-77,804.65-16,817.63

Finding the Fourth Proportional to 51,902.57, 77,804.65 and 16,817.63

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Solution

The fourth proportional to 51,902.57, 77,804.65 and 16,817.63 is: 25,210.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,902.57 : 77,804.65 = 16,817.63 : x
  2. Step 2: Convert to fraction form
    51,902.57/77,804.65 = 16,817.63/x
  3. Step 3: Cross multiply
    51,902.57x = 77,804.65 × 16,817.63
  4. Step 4: Simplify right side
    51,902.57x = 1,308,489,447.98
  5. Step 5: Solve for x
    x = 1,308,489,447.98/51,902.57
  6. Step 6: Final answer
    x = 25,210.49

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1.5x scale

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.