Home / 19,406.75-26,781.32-10,574.75

Finding the Fourth Proportional to 19,406.75, 26,781.32 and 10,574.75

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Solution

The fourth proportional to 19,406.75, 26,781.32 and 10,574.75 is: 14,593.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,406.75 : 26,781.32 = 10,574.75 : x
  2. Step 2: Convert to fraction form
    19,406.75/26,781.32 = 10,574.75/x
  3. Step 3: Cross multiply
    19,406.75x = 26,781.32 × 10,574.75
  4. Step 4: Simplify right side
    19,406.75x = 283,205,763.67
  5. Step 5: Solve for x
    x = 283,205,763.67/19,406.75
  6. Step 6: Final answer
    x = 14,593.16

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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.