Home / 13,277.53-18,323.82-7,310.53

Finding the Fourth Proportional to 13,277.53, 18,323.82 and 7,310.53

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Solution

The fourth proportional to 13,277.53, 18,323.82 and 7,310.53 is: 10,088.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,277.53 : 18,323.82 = 7,310.53 : x
  2. Step 2: Convert to fraction form
    13,277.53/18,323.82 = 7,310.53/x
  3. Step 3: Cross multiply
    13,277.53x = 18,323.82 × 7,310.53
  4. Step 4: Simplify right side
    13,277.53x = 133,956,835.82
  5. Step 5: Solve for x
    x = 133,956,835.82/13,277.53
  6. Step 6: Final answer
    x = 10,088.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.