Home / 17,502.04-26,230.90-7,638.68

Finding the Fourth Proportional to 17,502.04, 26,230.90 and 7,638.68

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Solution

The fourth proportional to 17,502.04, 26,230.90 and 7,638.68 is: 11,448.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,502.04 : 26,230.90 = 7,638.68 : x
  2. Step 2: Convert to fraction form
    17,502.04/26,230.90 = 7,638.68/x
  3. Step 3: Cross multiply
    17,502.04x = 26,230.90 × 7,638.68
  4. Step 4: Simplify right side
    17,502.04x = 200,369,451.21
  5. Step 5: Solve for x
    x = 200,369,451.21/17,502.04
  6. Step 6: Final answer
    x = 11,448.35

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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.