Home / 17,861.65-24,649.85-9,903.33

Finding the Fourth Proportional to 17,861.65, 24,649.85 and 9,903.33

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Solution

The fourth proportional to 17,861.65, 24,649.85 and 9,903.33 is: 13,667.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,861.65 : 24,649.85 = 9,903.33 : x
  2. Step 2: Convert to fraction form
    17,861.65/24,649.85 = 9,903.33/x
  3. Step 3: Cross multiply
    17,861.65x = 24,649.85 × 9,903.33
  4. Step 4: Simplify right side
    17,861.65x = 244,115,623.76
  5. Step 5: Solve for x
    x = 244,115,623.76/17,861.65
  6. Step 6: Final answer
    x = 13,667.03

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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.