Home / 19,309.04-26,647.54-10,810.68

Finding the Fourth Proportional to 19,309.04, 26,647.54 and 10,810.68

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Solution

The fourth proportional to 19,309.04, 26,647.54 and 10,810.68 is: 14,919.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,309.04 : 26,647.54 = 10,810.68 : x
  2. Step 2: Convert to fraction form
    19,309.04/26,647.54 = 10,810.68/x
  3. Step 3: Cross multiply
    19,309.04x = 26,647.54 × 10,810.68
  4. Step 4: Simplify right side
    19,309.04x = 288,078,027.73
  5. Step 5: Solve for x
    x = 288,078,027.73/19,309.04
  6. Step 6: Final answer
    x = 14,919.33

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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.