Home / 11,063.80-16,595.70-9,638.20

Finding the Fourth Proportional to 11,063.80, 16,595.70 and 9,638.20

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Solution

The fourth proportional to 11,063.80, 16,595.70 and 9,638.20 is: 14,457.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,063.80 : 16,595.70 = 9,638.20 : x
  2. Step 2: Convert to fraction form
    11,063.80/16,595.70 = 9,638.20/x
  3. Step 3: Cross multiply
    11,063.80x = 16,595.70 × 9,638.20
  4. Step 4: Simplify right side
    11,063.80x = 159,952,675.74
  5. Step 5: Solve for x
    x = 159,952,675.74/11,063.80
  6. Step 6: Final answer
    x = 14,457.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.