Home / 27,570.14-38,035.78-18,006.77

Finding the Fourth Proportional to 27,570.14, 38,035.78 and 18,006.77

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Solution

The fourth proportional to 27,570.14, 38,035.78 and 18,006.77 is: 24,842.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,570.14 : 38,035.78 = 18,006.77 : x
  2. Step 2: Convert to fraction form
    27,570.14/38,035.78 = 18,006.77/x
  3. Step 3: Cross multiply
    27,570.14x = 38,035.78 × 18,006.77
  4. Step 4: Simplify right side
    27,570.14x = 684,901,592.30
  5. Step 5: Solve for x
    x = 684,901,592.30/27,570.14
  6. Step 6: Final answer
    x = 24,842.15

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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.