Home / 14,501.16-21,744.88-5,620.66

Finding the Fourth Proportional to 14,501.16, 21,744.88 and 5,620.66

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Solution

The fourth proportional to 14,501.16, 21,744.88 and 5,620.66 is: 8,428.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,501.16 : 21,744.88 = 5,620.66 : x
  2. Step 2: Convert to fraction form
    14,501.16/21,744.88 = 5,620.66/x
  3. Step 3: Cross multiply
    14,501.16x = 21,744.88 × 5,620.66
  4. Step 4: Simplify right side
    14,501.16x = 122,220,577.22
  5. Step 5: Solve for x
    x = 122,220,577.22/14,501.16
  6. Step 6: Final answer
    x = 8,428.33

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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.