Home / 17,494.24-24,128.40-11,207.20

Finding the Fourth Proportional to 17,494.24, 24,128.40 and 11,207.20

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Solution

The fourth proportional to 17,494.24, 24,128.40 and 11,207.20 is: 15,457.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,494.24 : 24,128.40 = 11,207.20 : x
  2. Step 2: Convert to fraction form
    17,494.24/24,128.40 = 11,207.20/x
  3. Step 3: Cross multiply
    17,494.24x = 24,128.40 × 11,207.20
  4. Step 4: Simplify right side
    17,494.24x = 270,411,804.48
  5. Step 5: Solve for x
    x = 270,411,804.48/17,494.24
  6. Step 6: Final answer
    x = 15,457.19

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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.