Home / 13,794.20-19,036.14-7,506.56

Finding the Fourth Proportional to 13,794.20, 19,036.14 and 7,506.56

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Solution

The fourth proportional to 13,794.20, 19,036.14 and 7,506.56 is: 10,359.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,794.20 : 19,036.14 = 7,506.56 : x
  2. Step 2: Convert to fraction form
    13,794.20/19,036.14 = 7,506.56/x
  3. Step 3: Cross multiply
    13,794.20x = 19,036.14 × 7,506.56
  4. Step 4: Simplify right side
    13,794.20x = 142,895,927.08
  5. Step 5: Solve for x
    x = 142,895,927.08/13,794.20
  6. Step 6: Final answer
    x = 10,359.13

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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.