Home / 12,828.08-17,703.24-10,588.88

Finding the Fourth Proportional to 12,828.08, 17,703.24 and 10,588.88

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Solution

The fourth proportional to 12,828.08, 17,703.24 and 10,588.88 is: 14,613.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,828.08 : 17,703.24 = 10,588.88 : x
  2. Step 2: Convert to fraction form
    12,828.08/17,703.24 = 10,588.88/x
  3. Step 3: Cross multiply
    12,828.08x = 17,703.24 × 10,588.88
  4. Step 4: Simplify right side
    12,828.08x = 187,457,483.97
  5. Step 5: Solve for x
    x = 187,457,483.97/12,828.08
  6. Step 6: Final answer
    x = 14,613.06

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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.