Home / 15,902.55-23,854.26-4,215.75

Finding the Fourth Proportional to 15,902.55, 23,854.26 and 4,215.75

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Solution

The fourth proportional to 15,902.55, 23,854.26 and 4,215.75 is: 6,323.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,902.55 : 23,854.26 = 4,215.75 : x
  2. Step 2: Convert to fraction form
    15,902.55/23,854.26 = 4,215.75/x
  3. Step 3: Cross multiply
    15,902.55x = 23,854.26 × 4,215.75
  4. Step 4: Simplify right side
    15,902.55x = 100,563,596.60
  5. Step 5: Solve for x
    x = 100,563,596.60/15,902.55
  6. Step 6: Final answer
    x = 6,323.74

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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.