Home / 15,274.72-23,016.08-12,562.12

Finding the Fourth Proportional to 15,274.72, 23,016.08 and 12,562.12

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Solution

The fourth proportional to 15,274.72, 23,016.08 and 12,562.12 is: 18,928.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,274.72 : 23,016.08 = 12,562.12 : x
  2. Step 2: Convert to fraction form
    15,274.72/23,016.08 = 12,562.12/x
  3. Step 3: Cross multiply
    15,274.72x = 23,016.08 × 12,562.12
  4. Step 4: Simplify right side
    15,274.72x = 289,130,758.89
  5. Step 5: Solve for x
    x = 289,130,758.89/15,274.72
  6. Step 6: Final answer
    x = 18,928.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.