Home / 14,124.24-21,185.15-5,359.23

Finding the Fourth Proportional to 14,124.24, 21,185.15 and 5,359.23

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Solution

The fourth proportional to 14,124.24, 21,185.15 and 5,359.23 is: 8,038.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,124.24 : 21,185.15 = 5,359.23 : x
  2. Step 2: Convert to fraction form
    14,124.24/21,185.15 = 5,359.23/x
  3. Step 3: Cross multiply
    14,124.24x = 21,185.15 × 5,359.23
  4. Step 4: Simplify right side
    14,124.24x = 113,536,064.64
  5. Step 5: Solve for x
    x = 113,536,064.64/14,124.24
  6. Step 6: Final answer
    x = 8,038.38

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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.