Home / 14,213.17-19,590.66-13,021.97

Finding the Fourth Proportional to 14,213.17, 19,590.66 and 13,021.97

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Solution

The fourth proportional to 14,213.17, 19,590.66 and 13,021.97 is: 17,948.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,213.17 : 19,590.66 = 13,021.97 : x
  2. Step 2: Convert to fraction form
    14,213.17/19,590.66 = 13,021.97/x
  3. Step 3: Cross multiply
    14,213.17x = 19,590.66 × 13,021.97
  4. Step 4: Simplify right side
    14,213.17x = 255,108,888.85
  5. Step 5: Solve for x
    x = 255,108,888.85/14,213.17
  6. Step 6: Final answer
    x = 17,948.77

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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.