Home / 21,616.06-29,854.77-14,530.18

Finding the Fourth Proportional to 21,616.06, 29,854.77 and 14,530.18

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Solution

The fourth proportional to 21,616.06, 29,854.77 and 14,530.18 is: 20,068.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,616.06 : 29,854.77 = 14,530.18 : x
  2. Step 2: Convert to fraction form
    21,616.06/29,854.77 = 14,530.18/x
  3. Step 3: Cross multiply
    21,616.06x = 29,854.77 × 14,530.18
  4. Step 4: Simplify right side
    21,616.06x = 433,795,181.96
  5. Step 5: Solve for x
    x = 433,795,181.96/21,616.06
  6. Step 6: Final answer
    x = 20,068.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.