Home / 15,677.20-23,515.80-9,548.56

Finding the Fourth Proportional to 15,677.20, 23,515.80 and 9,548.56

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Solution

The fourth proportional to 15,677.20, 23,515.80 and 9,548.56 is: 14,322.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,677.20 : 23,515.80 = 9,548.56 : x
  2. Step 2: Convert to fraction form
    15,677.20/23,515.80 = 9,548.56/x
  3. Step 3: Cross multiply
    15,677.20x = 23,515.80 × 9,548.56
  4. Step 4: Simplify right side
    15,677.20x = 224,542,027.25
  5. Step 5: Solve for x
    x = 224,542,027.25/15,677.20
  6. Step 6: Final answer
    x = 14,322.84

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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.