Home / 13,964.30-20,946.45-4,730.30

Finding the Fourth Proportional to 13,964.30, 20,946.45 and 4,730.30

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Solution

The fourth proportional to 13,964.30, 20,946.45 and 4,730.30 is: 7,095.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,964.30 : 20,946.45 = 4,730.30 : x
  2. Step 2: Convert to fraction form
    13,964.30/20,946.45 = 4,730.30/x
  3. Step 3: Cross multiply
    13,964.30x = 20,946.45 × 4,730.30
  4. Step 4: Simplify right side
    13,964.30x = 99,082,992.44
  5. Step 5: Solve for x
    x = 99,082,992.44/13,964.30
  6. Step 6: Final answer
    x = 7,095.45

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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.