Home / 19,762.66-27,272.88-10,810.75

Finding the Fourth Proportional to 19,762.66, 27,272.88 and 10,810.75

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Solution

The fourth proportional to 19,762.66, 27,272.88 and 10,810.75 is: 14,919.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,762.66 : 27,272.88 = 10,810.75 : x
  2. Step 2: Convert to fraction form
    19,762.66/27,272.88 = 10,810.75/x
  3. Step 3: Cross multiply
    19,762.66x = 27,272.88 × 10,810.75
  4. Step 4: Simplify right side
    19,762.66x = 294,840,287.46
  5. Step 5: Solve for x
    x = 294,840,287.46/19,762.66
  6. Step 6: Final answer
    x = 14,919.06

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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.