Home / 26,326.89-36,330.98-14,390.91

Finding the Fourth Proportional to 26,326.89, 36,330.98 and 14,390.91

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Solution

The fourth proportional to 26,326.89, 36,330.98 and 14,390.91 is: 19,859.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,326.89 : 36,330.98 = 14,390.91 : x
  2. Step 2: Convert to fraction form
    26,326.89/36,330.98 = 14,390.91/x
  3. Step 3: Cross multiply
    26,326.89x = 36,330.98 × 14,390.91
  4. Step 4: Simplify right side
    26,326.89x = 522,835,791.44
  5. Step 5: Solve for x
    x = 522,835,791.44/26,326.89
  6. Step 6: Final answer
    x = 19,859.38

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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.