Home / 19,752.64-27,258.66-10,800.16

Finding the Fourth Proportional to 19,752.64, 27,258.66 and 10,800.16

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Solution

The fourth proportional to 19,752.64, 27,258.66 and 10,800.16 is: 14,904.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,752.64 : 27,258.66 = 10,800.16 : x
  2. Step 2: Convert to fraction form
    19,752.64/27,258.66 = 10,800.16/x
  3. Step 3: Cross multiply
    19,752.64x = 27,258.66 × 10,800.16
  4. Step 4: Simplify right side
    19,752.64x = 294,397,889.39
  5. Step 5: Solve for x
    x = 294,397,889.39/19,752.64
  6. Step 6: Final answer
    x = 14,904.23

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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.