Home / 19,151.90-26,407.82-13,484.83

Finding the Fourth Proportional to 19,151.90, 26,407.82 and 13,484.83

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Solution

The fourth proportional to 19,151.90, 26,407.82 and 13,484.83 is: 18,593.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,151.90 : 26,407.82 = 13,484.83 : x
  2. Step 2: Convert to fraction form
    19,151.90/26,407.82 = 13,484.83/x
  3. Step 3: Cross multiply
    19,151.90x = 26,407.82 × 13,484.83
  4. Step 4: Simplify right side
    19,151.90x = 356,104,963.37
  5. Step 5: Solve for x
    x = 356,104,963.37/19,151.90
  6. Step 6: Final answer
    x = 18,593.72

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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.