Home / 19,437.39-26,707.35-15,451.59

Finding the Fourth Proportional to 19,437.39, 26,707.35 and 15,451.59

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Solution

The fourth proportional to 19,437.39, 26,707.35 and 15,451.59 is: 21,230.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,437.39 : 26,707.35 = 15,451.59 : x
  2. Step 2: Convert to fraction form
    19,437.39/26,707.35 = 15,451.59/x
  3. Step 3: Cross multiply
    19,437.39x = 26,707.35 × 15,451.59
  4. Step 4: Simplify right side
    19,437.39x = 412,671,022.19
  5. Step 5: Solve for x
    x = 412,671,022.19/19,437.39
  6. Step 6: Final answer
    x = 21,230.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.