Home / 27,302.77-37,689.44-18,355.46

Finding the Fourth Proportional to 27,302.77, 37,689.44 and 18,355.46

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Solution

The fourth proportional to 27,302.77, 37,689.44 and 18,355.46 is: 25,338.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,302.77 : 37,689.44 = 18,355.46 : x
  2. Step 2: Convert to fraction form
    27,302.77/37,689.44 = 18,355.46/x
  3. Step 3: Cross multiply
    27,302.77x = 37,689.44 × 18,355.46
  4. Step 4: Simplify right side
    27,302.77x = 691,807,008.34
  5. Step 5: Solve for x
    x = 691,807,008.34/27,302.77
  6. Step 6: Final answer
    x = 25,338.35

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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.