Home / 19,223.52-26,513.10-13,253.82

Finding the Fourth Proportional to 19,223.52, 26,513.10 and 13,253.82

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Solution

The fourth proportional to 19,223.52, 26,513.10 and 13,253.82 is: 18,279.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,223.52 : 26,513.10 = 13,253.82 : x
  2. Step 2: Convert to fraction form
    19,223.52/26,513.10 = 13,253.82/x
  3. Step 3: Cross multiply
    19,223.52x = 26,513.10 × 13,253.82
  4. Step 4: Simplify right side
    19,223.52x = 351,399,855.04
  5. Step 5: Solve for x
    x = 351,399,855.04/19,223.52
  6. Step 6: Final answer
    x = 18,279.68

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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.