Home / 15,784.20-23,680.27-4,539.56

Finding the Fourth Proportional to 15,784.20, 23,680.27 and 4,539.56

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Solution

The fourth proportional to 15,784.20, 23,680.27 and 4,539.56 is: 6,810.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,784.20 : 23,680.27 = 4,539.56 : x
  2. Step 2: Convert to fraction form
    15,784.20/23,680.27 = 4,539.56/x
  3. Step 3: Cross multiply
    15,784.20x = 23,680.27 × 4,539.56
  4. Step 4: Simplify right side
    15,784.20x = 107,498,006.48
  5. Step 5: Solve for x
    x = 107,498,006.48/15,784.20
  6. Step 6: Final answer
    x = 6,810.48

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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.