Home / 15,100.52-22,633.68-7,689.32

Finding the Fourth Proportional to 15,100.52, 22,633.68 and 7,689.32

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Solution

The fourth proportional to 15,100.52, 22,633.68 and 7,689.32 is: 11,525.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,100.52 : 22,633.68 = 7,689.32 : x
  2. Step 2: Convert to fraction form
    15,100.52/22,633.68 = 7,689.32/x
  3. Step 3: Cross multiply
    15,100.52x = 22,633.68 × 7,689.32
  4. Step 4: Simplify right side
    15,100.52x = 174,037,608.84
  5. Step 5: Solve for x
    x = 174,037,608.84/15,100.52
  6. Step 6: Final answer
    x = 11,525.28

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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.