Home / 16,907.64-25,325.34-13,730.76

Finding the Fourth Proportional to 16,907.64, 25,325.34 and 13,730.76

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Solution

The fourth proportional to 16,907.64, 25,325.34 and 13,730.76 is: 20,566.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,907.64 : 25,325.34 = 13,730.76 : x
  2. Step 2: Convert to fraction form
    16,907.64/25,325.34 = 13,730.76/x
  3. Step 3: Cross multiply
    16,907.64x = 25,325.34 × 13,730.76
  4. Step 4: Simplify right side
    16,907.64x = 347,736,165.46
  5. Step 5: Solve for x
    x = 347,736,165.46/16,907.64
  6. Step 6: Final answer
    x = 20,566.81

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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.