Home / 49,444.98-74,137.56-19,423.28

Finding the Fourth Proportional to 49,444.98, 74,137.56 and 19,423.28

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Solution

The fourth proportional to 49,444.98, 74,137.56 and 19,423.28 is: 29,123.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,444.98 : 74,137.56 = 19,423.28 : x
  2. Step 2: Convert to fraction form
    49,444.98/74,137.56 = 19,423.28/x
  3. Step 3: Cross multiply
    49,444.98x = 74,137.56 × 19,423.28
  4. Step 4: Simplify right side
    49,444.98x = 1,439,994,586.40
  5. Step 5: Solve for x
    x = 1,439,994,586.40/49,444.98
  6. Step 6: Final answer
    x = 29,123.17

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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.