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Finding the Fourth Proportional to 24,886.56, 34,341.84 and 13,708.56

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Solution

The fourth proportional to 24,886.56, 34,341.84 and 13,708.56 is: 18,916.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,886.56 : 34,341.84 = 13,708.56 : x
  2. Step 2: Convert to fraction form
    24,886.56/34,341.84 = 13,708.56/x
  3. Step 3: Cross multiply
    24,886.56x = 34,341.84 × 13,708.56
  4. Step 4: Simplify right side
    24,886.56x = 470,777,174.15
  5. Step 5: Solve for x
    x = 470,777,174.15/24,886.56
  6. Step 6: Final answer
    x = 18,916.92

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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.