Home / 56,695.42-85,013.68-16,709.18

Finding the Fourth Proportional to 56,695.42, 85,013.68 and 16,709.18

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Solution

The fourth proportional to 56,695.42, 85,013.68 and 16,709.18 is: 25,055.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,695.42 : 85,013.68 = 16,709.18 : x
  2. Step 2: Convert to fraction form
    56,695.42/85,013.68 = 16,709.18/x
  3. Step 3: Cross multiply
    56,695.42x = 85,013.68 × 16,709.18
  4. Step 4: Simplify right side
    56,695.42x = 1,420,508,881.58
  5. Step 5: Solve for x
    x = 1,420,508,881.58/56,695.42
  6. Step 6: Final answer
    x = 25,055.09

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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.