Home / 19,151.70-26,376.48-16,498.14

Finding the Fourth Proportional to 19,151.70, 26,376.48 and 16,498.14

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Solution

The fourth proportional to 19,151.70, 26,376.48 and 16,498.14 is: 22,721.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,151.70 : 26,376.48 = 16,498.14 : x
  2. Step 2: Convert to fraction form
    19,151.70/26,376.48 = 16,498.14/x
  3. Step 3: Cross multiply
    19,151.70x = 26,376.48 × 16,498.14
  4. Step 4: Simplify right side
    19,151.70x = 435,162,859.75
  5. Step 5: Solve for x
    x = 435,162,859.75/19,151.70
  6. Step 6: Final answer
    x = 22,721.89

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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.