Home / 18,210.06-27,332.10-9,451.13

Finding the Fourth Proportional to 18,210.06, 27,332.10 and 9,451.13

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Solution

The fourth proportional to 18,210.06, 27,332.10 and 9,451.13 is: 14,185.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,210.06 : 27,332.10 = 9,451.13 : x
  2. Step 2: Convert to fraction form
    18,210.06/27,332.10 = 9,451.13/x
  3. Step 3: Cross multiply
    18,210.06x = 27,332.10 × 9,451.13
  4. Step 4: Simplify right side
    18,210.06x = 258,319,093.61
  5. Step 5: Solve for x
    x = 258,319,093.61/18,210.06
  6. Step 6: Final answer
    x = 14,185.52

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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.