Home / 14,420.24-21,630.53-4,560.38

Finding the Fourth Proportional to 14,420.24, 21,630.53 and 4,560.38

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Solution

The fourth proportional to 14,420.24, 21,630.53 and 4,560.38 is: 6,840.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,420.24 : 21,630.53 = 4,560.38 : x
  2. Step 2: Convert to fraction form
    14,420.24/21,630.53 = 4,560.38/x
  3. Step 3: Cross multiply
    14,420.24x = 21,630.53 × 4,560.38
  4. Step 4: Simplify right side
    14,420.24x = 98,643,339.65
  5. Step 5: Solve for x
    x = 98,643,339.65/14,420.24
  6. Step 6: Final answer
    x = 6,840.62

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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.