Home / 27,310.08-37,699.53-18,362.76

Finding the Fourth Proportional to 27,310.08, 37,699.53 and 18,362.76

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Solution

The fourth proportional to 27,310.08, 37,699.53 and 18,362.76 is: 25,348.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,310.08 : 37,699.53 = 18,362.76 : x
  2. Step 2: Convert to fraction form
    27,310.08/37,699.53 = 18,362.76/x
  3. Step 3: Cross multiply
    27,310.08x = 37,699.53 × 18,362.76
  4. Step 4: Simplify right side
    27,310.08x = 692,267,421.50
  5. Step 5: Solve for x
    x = 692,267,421.50/27,310.08
  6. Step 6: Final answer
    x = 25,348.42

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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.