Home / 51,490.89-77,225.53-14,546.25

Finding the Fourth Proportional to 51,490.89, 77,225.53 and 14,546.25

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Solution

The fourth proportional to 51,490.89, 77,225.53 and 14,546.25 is: 21,816.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,490.89 : 77,225.53 = 14,546.25 : x
  2. Step 2: Convert to fraction form
    51,490.89/77,225.53 = 14,546.25/x
  3. Step 3: Cross multiply
    51,490.89x = 77,225.53 × 14,546.25
  4. Step 4: Simplify right side
    51,490.89x = 1,123,341,865.76
  5. Step 5: Solve for x
    x = 1,123,341,865.76/51,490.89
  6. Step 6: Final answer
    x = 21,816.32

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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.