Home / 15,951.48-23,928.40-4,859.12

Finding the Fourth Proportional to 15,951.48, 23,928.40 and 4,859.12

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Solution

The fourth proportional to 15,951.48, 23,928.40 and 4,859.12 is: 7,289.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,951.48 : 23,928.40 = 4,859.12 : x
  2. Step 2: Convert to fraction form
    15,951.48/23,928.40 = 4,859.12/x
  3. Step 3: Cross multiply
    15,951.48x = 23,928.40 × 4,859.12
  4. Step 4: Simplify right side
    15,951.48x = 116,270,967.01
  5. Step 5: Solve for x
    x = 116,270,967.01/15,951.48
  6. Step 6: Final answer
    x = 7,289.04

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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.