Home / 49,518.10-74,283.76-14,457.25

Finding the Fourth Proportional to 49,518.10, 74,283.76 and 14,457.25

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Solution

The fourth proportional to 49,518.10, 74,283.76 and 14,457.25 is: 21,687.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,518.10 : 74,283.76 = 14,457.25 : x
  2. Step 2: Convert to fraction form
    49,518.10/74,283.76 = 14,457.25/x
  3. Step 3: Cross multiply
    49,518.10x = 74,283.76 × 14,457.25
  4. Step 4: Simplify right side
    49,518.10x = 1,073,938,517.84
  5. Step 5: Solve for x
    x = 1,073,938,517.84/49,518.10
  6. Step 6: Final answer
    x = 21,687.80

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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.