Home / 15,339.57-23,007.12-4,247.02

Finding the Fourth Proportional to 15,339.57, 23,007.12 and 4,247.02

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Solution

The fourth proportional to 15,339.57, 23,007.12 and 4,247.02 is: 6,369.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,339.57 : 23,007.12 = 4,247.02 : x
  2. Step 2: Convert to fraction form
    15,339.57/23,007.12 = 4,247.02/x
  3. Step 3: Cross multiply
    15,339.57x = 23,007.12 × 4,247.02
  4. Step 4: Simplify right side
    15,339.57x = 97,711,698.78
  5. Step 5: Solve for x
    x = 97,711,698.78/15,339.57
  6. Step 6: Final answer
    x = 6,369.91

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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.