Home / 15,544.36-21,445.86-10,826.92

Finding the Fourth Proportional to 15,544.36, 21,445.86 and 10,826.92

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Solution

The fourth proportional to 15,544.36, 21,445.86 and 10,826.92 is: 14,937.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,544.36 : 21,445.86 = 10,826.92 : x
  2. Step 2: Convert to fraction form
    15,544.36/21,445.86 = 10,826.92/x
  3. Step 3: Cross multiply
    15,544.36x = 21,445.86 × 10,826.92
  4. Step 4: Simplify right side
    15,544.36x = 232,192,610.55
  5. Step 5: Solve for x
    x = 232,192,610.55/15,544.36
  6. Step 6: Final answer
    x = 14,937.42

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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.