Home / 13,977.10-19,288.83-7,604.16

Finding the Fourth Proportional to 13,977.10, 19,288.83 and 7,604.16

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Solution

The fourth proportional to 13,977.10, 19,288.83 and 7,604.16 is: 10,493.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,977.10 : 19,288.83 = 7,604.16 : x
  2. Step 2: Convert to fraction form
    13,977.10/19,288.83 = 7,604.16/x
  3. Step 3: Cross multiply
    13,977.10x = 19,288.83 × 7,604.16
  4. Step 4: Simplify right side
    13,977.10x = 146,675,349.53
  5. Step 5: Solve for x
    x = 146,675,349.53/13,977.10
  6. Step 6: Final answer
    x = 10,493.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.