Home / 17,775.30-24,529.77-9,818.07

Finding the Fourth Proportional to 17,775.30, 24,529.77 and 9,818.07

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Solution

The fourth proportional to 17,775.30, 24,529.77 and 9,818.07 is: 13,548.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,775.30 : 24,529.77 = 9,818.07 : x
  2. Step 2: Convert to fraction form
    17,775.30/24,529.77 = 9,818.07/x
  3. Step 3: Cross multiply
    17,775.30x = 24,529.77 × 9,818.07
  4. Step 4: Simplify right side
    17,775.30x = 240,834,998.94
  5. Step 5: Solve for x
    x = 240,834,998.94/17,775.30
  6. Step 6: Final answer
    x = 13,548.86

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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.