Home / 17,825.32-26,763.90-13,159.72

Finding the Fourth Proportional to 17,825.32, 26,763.90 and 13,159.72

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Solution

The fourth proportional to 17,825.32, 26,763.90 and 13,159.72 is: 19,758.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,825.32 : 26,763.90 = 13,159.72 : x
  2. Step 2: Convert to fraction form
    17,825.32/26,763.90 = 13,159.72/x
  3. Step 3: Cross multiply
    17,825.32x = 26,763.90 × 13,159.72
  4. Step 4: Simplify right side
    17,825.32x = 352,205,430.11
  5. Step 5: Solve for x
    x = 352,205,430.11/17,825.32
  6. Step 6: Final answer
    x = 19,758.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.