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Finding the Fourth Proportional to 14,616.13, 21,920.54 and 5,733.26

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Solution

The fourth proportional to 14,616.13, 21,920.54 and 5,733.26 is: 8,598.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,616.13 : 21,920.54 = 5,733.26 : x
  2. Step 2: Convert to fraction form
    14,616.13/21,920.54 = 5,733.26/x
  3. Step 3: Cross multiply
    14,616.13x = 21,920.54 × 5,733.26
  4. Step 4: Simplify right side
    14,616.13x = 125,676,224.29
  5. Step 5: Solve for x
    x = 125,676,224.29/14,616.13
  6. Step 6: Final answer
    x = 8,598.46

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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.