Home / 15,429.55-23,140.72-4,337.30

Finding the Fourth Proportional to 15,429.55, 23,140.72 and 4,337.30

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Solution

The fourth proportional to 15,429.55, 23,140.72 and 4,337.30 is: 6,504.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,429.55 : 23,140.72 = 4,337.30 : x
  2. Step 2: Convert to fraction form
    15,429.55/23,140.72 = 4,337.30/x
  3. Step 3: Cross multiply
    15,429.55x = 23,140.72 × 4,337.30
  4. Step 4: Simplify right side
    15,429.55x = 100,368,244.86
  5. Step 5: Solve for x
    x = 100,368,244.86/15,429.55
  6. Step 6: Final answer
    x = 6,504.94

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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.