Home / 15,833.88-21,855.30-10,460.24

Finding the Fourth Proportional to 15,833.88, 21,855.30 and 10,460.24

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Solution

The fourth proportional to 15,833.88, 21,855.30 and 10,460.24 is: 14,438.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,833.88 : 21,855.30 = 10,460.24 : x
  2. Step 2: Convert to fraction form
    15,833.88/21,855.30 = 10,460.24/x
  3. Step 3: Cross multiply
    15,833.88x = 21,855.30 × 10,460.24
  4. Step 4: Simplify right side
    15,833.88x = 228,611,683.27
  5. Step 5: Solve for x
    x = 228,611,683.27/15,833.88
  6. Step 6: Final answer
    x = 14,438.13

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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.