Home / 15,107.76-22,650.48-8,087.52

Finding the Fourth Proportional to 15,107.76, 22,650.48 and 8,087.52

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Solution

The fourth proportional to 15,107.76, 22,650.48 and 8,087.52 is: 12,125.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,107.76 : 22,650.48 = 8,087.52 : x
  2. Step 2: Convert to fraction form
    15,107.76/22,650.48 = 8,087.52/x
  3. Step 3: Cross multiply
    15,107.76x = 22,650.48 × 8,087.52
  4. Step 4: Simplify right side
    15,107.76x = 183,186,210.01
  5. Step 5: Solve for x
    x = 183,186,210.01/15,107.76
  6. Step 6: Final answer
    x = 12,125.31

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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.