Home / 13,036.53-19,554.81-3,175.80

Finding the Fourth Proportional to 13,036.53, 19,554.81 and 3,175.80

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Solution

The fourth proportional to 13,036.53, 19,554.81 and 3,175.80 is: 4,763.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,036.53 : 19,554.81 = 3,175.80 : x
  2. Step 2: Convert to fraction form
    13,036.53/19,554.81 = 3,175.80/x
  3. Step 3: Cross multiply
    13,036.53x = 19,554.81 × 3,175.80
  4. Step 4: Simplify right side
    13,036.53x = 62,102,165.60
  5. Step 5: Solve for x
    x = 62,102,165.60/13,036.53
  6. Step 6: Final answer
    x = 4,763.70

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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.