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Finding the Fourth Proportional to 24,886.56, 34,349.04 and 15,814.56

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Solution

The fourth proportional to 24,886.56, 34,349.04 and 15,814.56 is: 21,827.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,886.56 : 34,349.04 = 15,814.56 : x
  2. Step 2: Convert to fraction form
    24,886.56/34,349.04 = 15,814.56/x
  3. Step 3: Cross multiply
    24,886.56x = 34,349.04 × 15,814.56
  4. Step 4: Simplify right side
    24,886.56x = 543,214,954.02
  5. Step 5: Solve for x
    x = 543,214,954.02/24,886.56
  6. Step 6: Final answer
    x = 21,827.64

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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.