Home / 14,441.49-21,665.88-6,655.77

Finding the Fourth Proportional to 14,441.49, 21,665.88 and 6,655.77

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Solution

The fourth proportional to 14,441.49, 21,665.88 and 6,655.77 is: 9,985.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,441.49 : 21,665.88 = 6,655.77 : x
  2. Step 2: Convert to fraction form
    14,441.49/21,665.88 = 6,655.77/x
  3. Step 3: Cross multiply
    14,441.49x = 21,665.88 × 6,655.77
  4. Step 4: Simplify right side
    14,441.49x = 144,203,114.13
  5. Step 5: Solve for x
    x = 144,203,114.13/14,441.49
  6. Step 6: Final answer
    x = 9,985.33

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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.