Home / 14,011.04-19,334.26-7,879.65

Finding the Fourth Proportional to 14,011.04, 19,334.26 and 7,879.65

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Solution

The fourth proportional to 14,011.04, 19,334.26 and 7,879.65 is: 10,873.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,011.04 : 19,334.26 = 7,879.65 : x
  2. Step 2: Convert to fraction form
    14,011.04/19,334.26 = 7,879.65/x
  3. Step 3: Cross multiply
    14,011.04x = 19,334.26 × 7,879.65
  4. Step 4: Simplify right side
    14,011.04x = 152,347,302.29
  5. Step 5: Solve for x
    x = 152,347,302.29/14,011.04
  6. Step 6: Final answer
    x = 10,873.38

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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.