Home / 26,857.36-37,063.20-14,920.71

Finding the Fourth Proportional to 26,857.36, 37,063.20 and 14,920.71

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Solution

The fourth proportional to 26,857.36, 37,063.20 and 14,920.71 is: 20,590.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,857.36 : 37,063.20 = 14,920.71 : x
  2. Step 2: Convert to fraction form
    26,857.36/37,063.20 = 14,920.71/x
  3. Step 3: Cross multiply
    26,857.36x = 37,063.20 × 14,920.71
  4. Step 4: Simplify right side
    26,857.36x = 553,009,175.84
  5. Step 5: Solve for x
    x = 553,009,175.84/26,857.36
  6. Step 6: Final answer
    x = 20,590.60

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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.