Home / 19,255.20-26,564.28-14,771.04

Finding the Fourth Proportional to 19,255.20, 26,564.28 and 14,771.04

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Solution

The fourth proportional to 19,255.20, 26,564.28 and 14,771.04 is: 20,377.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,255.20 : 26,564.28 = 14,771.04 : x
  2. Step 2: Convert to fraction form
    19,255.20/26,564.28 = 14,771.04/x
  3. Step 3: Cross multiply
    19,255.20x = 26,564.28 × 14,771.04
  4. Step 4: Simplify right side
    19,255.20x = 392,382,042.45
  5. Step 5: Solve for x
    x = 392,382,042.45/19,255.20
  6. Step 6: Final answer
    x = 20,377.98

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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.