Home / 19,529.58-26,944.47-12,458.28

Finding the Fourth Proportional to 19,529.58, 26,944.47 and 12,458.28

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Solution

The fourth proportional to 19,529.58, 26,944.47 and 12,458.28 is: 17,188.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,529.58 : 26,944.47 = 12,458.28 : x
  2. Step 2: Convert to fraction form
    19,529.58/26,944.47 = 12,458.28/x
  3. Step 3: Cross multiply
    19,529.58x = 26,944.47 × 12,458.28
  4. Step 4: Simplify right side
    19,529.58x = 335,681,751.71
  5. Step 5: Solve for x
    x = 335,681,751.71/19,529.58
  6. Step 6: Final answer
    x = 17,188.38

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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.