Home / 13,983.30-19,282.86-10,207.08

Finding the Fourth Proportional to 13,983.30, 19,282.86 and 10,207.08

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Solution

The fourth proportional to 13,983.30, 19,282.86 and 10,207.08 is: 14,075.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,983.30 : 19,282.86 = 10,207.08 : x
  2. Step 2: Convert to fraction form
    13,983.30/19,282.86 = 10,207.08/x
  3. Step 3: Cross multiply
    13,983.30x = 19,282.86 × 10,207.08
  4. Step 4: Simplify right side
    13,983.30x = 196,821,694.65
  5. Step 5: Solve for x
    x = 196,821,694.65/13,983.30
  6. Step 6: Final answer
    x = 14,075.48

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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.