Home / 15,860.96-21,862.61-10,754.82

Finding the Fourth Proportional to 15,860.96, 21,862.61 and 10,754.82

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Solution

The fourth proportional to 15,860.96, 21,862.61 and 10,754.82 is: 14,824.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,860.96 : 21,862.61 = 10,754.82 : x
  2. Step 2: Convert to fraction form
    15,860.96/21,862.61 = 10,754.82/x
  3. Step 3: Cross multiply
    15,860.96x = 21,862.61 × 10,754.82
  4. Step 4: Simplify right side
    15,860.96x = 235,128,435.28
  5. Step 5: Solve for x
    x = 235,128,435.28/15,860.96
  6. Step 6: Final answer
    x = 14,824.35

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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.