Home / 18,477.12-25,498.04-10,519.23

Finding the Fourth Proportional to 18,477.12, 25,498.04 and 10,519.23

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Solution

The fourth proportional to 18,477.12, 25,498.04 and 10,519.23 is: 14,516.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,477.12 : 25,498.04 = 10,519.23 : x
  2. Step 2: Convert to fraction form
    18,477.12/25,498.04 = 10,519.23/x
  3. Step 3: Cross multiply
    18,477.12x = 25,498.04 × 10,519.23
  4. Step 4: Simplify right side
    18,477.12x = 268,219,694.71
  5. Step 5: Solve for x
    x = 268,219,694.71/18,477.12
  6. Step 6: Final answer
    x = 14,516.32

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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.