Home / 34,688.64-52,042.68-13,926.72

Finding the Fourth Proportional to 34,688.64, 52,042.68 and 13,926.72

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Solution

The fourth proportional to 34,688.64, 52,042.68 and 13,926.72 is: 20,893.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,688.64 : 52,042.68 = 13,926.72 : x
  2. Step 2: Convert to fraction form
    34,688.64/52,042.68 = 13,926.72/x
  3. Step 3: Cross multiply
    34,688.64x = 52,042.68 × 13,926.72
  4. Step 4: Simplify right side
    34,688.64x = 724,783,832.41
  5. Step 5: Solve for x
    x = 724,783,832.41/34,688.64
  6. Step 6: Final answer
    x = 20,893.98

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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.