Home / 34,315.96-51,491.22-13,554.04

Finding the Fourth Proportional to 34,315.96, 51,491.22 and 13,554.04

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Solution

The fourth proportional to 34,315.96, 51,491.22 and 13,554.04 is: 20,337.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,315.96 : 51,491.22 = 13,554.04 : x
  2. Step 2: Convert to fraction form
    34,315.96/51,491.22 = 13,554.04/x
  3. Step 3: Cross multiply
    34,315.96x = 51,491.22 × 13,554.04
  4. Step 4: Simplify right side
    34,315.96x = 697,914,055.53
  5. Step 5: Solve for x
    x = 697,914,055.53/34,315.96
  6. Step 6: Final answer
    x = 20,337.89

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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.