Home / 14,315.94-19,751.04-9,008.82

Finding the Fourth Proportional to 14,315.94, 19,751.04 and 9,008.82

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Solution

The fourth proportional to 14,315.94, 19,751.04 and 9,008.82 is: 12,429.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,315.94 : 19,751.04 = 9,008.82 : x
  2. Step 2: Convert to fraction form
    14,315.94/19,751.04 = 9,008.82/x
  3. Step 3: Cross multiply
    14,315.94x = 19,751.04 × 9,008.82
  4. Step 4: Simplify right side
    14,315.94x = 177,933,564.17
  5. Step 5: Solve for x
    x = 177,933,564.17/14,315.94
  6. Step 6: Final answer
    x = 12,429.05

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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.