Home / 17,790.80-24,554.04-11,075.36

Finding the Fourth Proportional to 17,790.80, 24,554.04 and 11,075.36

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Solution

The fourth proportional to 17,790.80, 24,554.04 and 11,075.36 is: 15,285.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,790.80 : 24,554.04 = 11,075.36 : x
  2. Step 2: Convert to fraction form
    17,790.80/24,554.04 = 11,075.36/x
  3. Step 3: Cross multiply
    17,790.80x = 24,554.04 × 11,075.36
  4. Step 4: Simplify right side
    17,790.80x = 271,944,832.45
  5. Step 5: Solve for x
    x = 271,944,832.45/17,790.80
  6. Step 6: Final answer
    x = 15,285.70

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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.