Home / 17,747.80-24,492.10-9,790.30

Finding the Fourth Proportional to 17,747.80, 24,492.10 and 9,790.30

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Solution

The fourth proportional to 17,747.80, 24,492.10 and 9,790.30 is: 13,510.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,747.80 : 24,492.10 = 9,790.30 : x
  2. Step 2: Convert to fraction form
    17,747.80/24,492.10 = 9,790.30/x
  3. Step 3: Cross multiply
    17,747.80x = 24,492.10 × 9,790.30
  4. Step 4: Simplify right side
    17,747.80x = 239,785,006.63
  5. Step 5: Solve for x
    x = 239,785,006.63/17,747.80
  6. Step 6: Final answer
    x = 13,510.69

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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.