Home / 15,432.30-23,185.35-9,896.49

Finding the Fourth Proportional to 15,432.30, 23,185.35 and 9,896.49

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Solution

The fourth proportional to 15,432.30, 23,185.35 and 9,896.49 is: 14,868.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,432.30 : 23,185.35 = 9,896.49 : x
  2. Step 2: Convert to fraction form
    15,432.30/23,185.35 = 9,896.49/x
  3. Step 3: Cross multiply
    15,432.30x = 23,185.35 × 9,896.49
  4. Step 4: Simplify right side
    15,432.30x = 229,453,584.42
  5. Step 5: Solve for x
    x = 229,453,584.42/15,432.30
  6. Step 6: Final answer
    x = 14,868.40

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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.