Home / 19,570.30-27,007.07-10,617.88

Finding the Fourth Proportional to 19,570.30, 27,007.07 and 10,617.88

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Solution

The fourth proportional to 19,570.30, 27,007.07 and 10,617.88 is: 14,652.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,570.30 : 27,007.07 = 10,617.88 : x
  2. Step 2: Convert to fraction form
    19,570.30/27,007.07 = 10,617.88/x
  3. Step 3: Cross multiply
    19,570.30x = 27,007.07 × 10,617.88
  4. Step 4: Simplify right side
    19,570.30x = 286,757,787.44
  5. Step 5: Solve for x
    x = 286,757,787.44/19,570.30
  6. Step 6: Final answer
    x = 14,652.70

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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.