Home / 18,210.32-25,130.72-10,252.83

Finding the Fourth Proportional to 18,210.32, 25,130.72 and 10,252.83

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Solution

The fourth proportional to 18,210.32, 25,130.72 and 10,252.83 is: 14,149.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,210.32 : 25,130.72 = 10,252.83 : x
  2. Step 2: Convert to fraction form
    18,210.32/25,130.72 = 10,252.83/x
  3. Step 3: Cross multiply
    18,210.32x = 25,130.72 × 10,252.83
  4. Step 4: Simplify right side
    18,210.32x = 257,660,999.94
  5. Step 5: Solve for x
    x = 257,660,999.94/18,210.32
  6. Step 6: Final answer
    x = 14,149.17

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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.