Home / 26,550.52-36,643.91-19,403.93

Finding the Fourth Proportional to 26,550.52, 36,643.91 and 19,403.93

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Solution

The fourth proportional to 26,550.52, 36,643.91 and 19,403.93 is: 26,780.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,550.52 : 36,643.91 = 19,403.93 : x
  2. Step 2: Convert to fraction form
    26,550.52/36,643.91 = 19,403.93/x
  3. Step 3: Cross multiply
    26,550.52x = 36,643.91 × 19,403.93
  4. Step 4: Simplify right side
    26,550.52x = 711,035,859.16
  5. Step 5: Solve for x
    x = 711,035,859.16/26,550.52
  6. Step 6: Final answer
    x = 26,780.49

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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.