Home / 15,271.50-22,904.01-12,366.30

Finding the Fourth Proportional to 15,271.50, 22,904.01 and 12,366.30

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Solution

The fourth proportional to 15,271.50, 22,904.01 and 12,366.30 is: 18,546.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,271.50 : 22,904.01 = 12,366.30 : x
  2. Step 2: Convert to fraction form
    15,271.50/22,904.01 = 12,366.30/x
  3. Step 3: Cross multiply
    15,271.50x = 22,904.01 × 12,366.30
  4. Step 4: Simplify right side
    15,271.50x = 283,237,858.86
  5. Step 5: Solve for x
    x = 283,237,858.86/15,271.50
  6. Step 6: Final answer
    x = 18,546.83

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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.