Home / 15,551.64-23,311.37-7,224.89

Finding the Fourth Proportional to 15,551.64, 23,311.37 and 7,224.89

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Solution

The fourth proportional to 15,551.64, 23,311.37 and 7,224.89 is: 10,829.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,551.64 : 23,311.37 = 7,224.89 : x
  2. Step 2: Convert to fraction form
    15,551.64/23,311.37 = 7,224.89/x
  3. Step 3: Cross multiply
    15,551.64x = 23,311.37 × 7,224.89
  4. Step 4: Simplify right side
    15,551.64x = 168,421,931.32
  5. Step 5: Solve for x
    x = 168,421,931.32/15,551.64
  6. Step 6: Final answer
    x = 10,829.85

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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.