Home / 25,184.37-37,780.88-10,385.21

Finding the Fourth Proportional to 25,184.37, 37,780.88 and 10,385.21

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Solution

The fourth proportional to 25,184.37, 37,780.88 and 10,385.21 is: 15,579.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,184.37 : 37,780.88 = 10,385.21 : x
  2. Step 2: Convert to fraction form
    25,184.37/37,780.88 = 10,385.21/x
  3. Step 3: Cross multiply
    25,184.37x = 37,780.88 × 10,385.21
  4. Step 4: Simplify right side
    25,184.37x = 392,362,473.73
  5. Step 5: Solve for x
    x = 392,362,473.73/25,184.37
  6. Step 6: Final answer
    x = 15,579.60

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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.