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Finding the Fourth Proportional to 14,501.81, 21,752.84 and 5,736.71

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Solution

The fourth proportional to 14,501.81, 21,752.84 and 5,736.71 is: 8,605.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,501.81 : 21,752.84 = 5,736.71 : x
  2. Step 2: Convert to fraction form
    14,501.81/21,752.84 = 5,736.71/x
  3. Step 3: Cross multiply
    14,501.81x = 21,752.84 × 5,736.71
  4. Step 4: Simplify right side
    14,501.81x = 124,789,803.48
  5. Step 5: Solve for x
    x = 124,789,803.48/14,501.81
  6. Step 6: Final answer
    x = 8,605.12

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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.