Home / 14,124.88-21,187.47-4,264.24

Finding the Fourth Proportional to 14,124.88, 21,187.47 and 4,264.24

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Solution

The fourth proportional to 14,124.88, 21,187.47 and 4,264.24 is: 6,396.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,124.88 : 21,187.47 = 4,264.24 : x
  2. Step 2: Convert to fraction form
    14,124.88/21,187.47 = 4,264.24/x
  3. Step 3: Cross multiply
    14,124.88x = 21,187.47 × 4,264.24
  4. Step 4: Simplify right side
    14,124.88x = 90,348,457.07
  5. Step 5: Solve for x
    x = 90,348,457.07/14,124.88
  6. Step 6: Final answer
    x = 6,396.41

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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.