Home / 14,189.90-21,247.64-10,007.24

Finding the Fourth Proportional to 14,189.90, 21,247.64 and 10,007.24

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Solution

The fourth proportional to 14,189.90, 21,247.64 and 10,007.24 is: 14,984.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,189.90 : 21,247.64 = 10,007.24 : x
  2. Step 2: Convert to fraction form
    14,189.90/21,247.64 = 10,007.24/x
  3. Step 3: Cross multiply
    14,189.90x = 21,247.64 × 10,007.24
  4. Step 4: Simplify right side
    14,189.90x = 212,630,232.91
  5. Step 5: Solve for x
    x = 212,630,232.91/14,189.90
  6. Step 6: Final answer
    x = 14,984.62

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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.