Home / 19,255.04-26,563.92-12,956.48

Finding the Fourth Proportional to 19,255.04, 26,563.92 and 12,956.48

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Solution

The fourth proportional to 19,255.04, 26,563.92 and 12,956.48 is: 17,874.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,255.04 : 26,563.92 = 12,956.48 : x
  2. Step 2: Convert to fraction form
    19,255.04/26,563.92 = 12,956.48/x
  3. Step 3: Cross multiply
    19,255.04x = 26,563.92 × 12,956.48
  4. Step 4: Simplify right side
    19,255.04x = 344,174,898.20
  5. Step 5: Solve for x
    x = 344,174,898.20/19,255.04
  6. Step 6: Final answer
    x = 17,874.54

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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.