Home / 16,790.49-25,184.12-5,103.81

Finding the Fourth Proportional to 16,790.49, 25,184.12 and 5,103.81

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Solution

The fourth proportional to 16,790.49, 25,184.12 and 5,103.81 is: 7,655.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,790.49 : 25,184.12 = 5,103.81 : x
  2. Step 2: Convert to fraction form
    16,790.49/25,184.12 = 5,103.81/x
  3. Step 3: Cross multiply
    16,790.49x = 25,184.12 × 5,103.81
  4. Step 4: Simplify right side
    16,790.49x = 128,534,937.98
  5. Step 5: Solve for x
    x = 128,534,937.98/16,790.49
  6. Step 6: Final answer
    x = 7,655.22

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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.