Home / 27,534.37-38,000.10-15,436.90

Finding the Fourth Proportional to 27,534.37, 38,000.10 and 15,436.90

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Solution

The fourth proportional to 27,534.37, 38,000.10 and 15,436.90 is: 21,304.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,534.37 : 38,000.10 = 15,436.90 : x
  2. Step 2: Convert to fraction form
    27,534.37/38,000.10 = 15,436.90/x
  3. Step 3: Cross multiply
    27,534.37x = 38,000.10 × 15,436.90
  4. Step 4: Simplify right side
    27,534.37x = 586,603,743.69
  5. Step 5: Solve for x
    x = 586,603,743.69/27,534.37
  6. Step 6: Final answer
    x = 21,304.42

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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.