Home / 56,942.29-85,421.60-17,502.71

Finding the Fourth Proportional to 56,942.29, 85,421.60 and 17,502.71

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Solution

The fourth proportional to 56,942.29, 85,421.60 and 17,502.71 is: 26,256.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,942.29 : 85,421.60 = 17,502.71 : x
  2. Step 2: Convert to fraction form
    56,942.29/85,421.60 = 17,502.71/x
  3. Step 3: Cross multiply
    56,942.29x = 85,421.60 × 17,502.71
  4. Step 4: Simplify right side
    56,942.29x = 1,495,109,405.02
  5. Step 5: Solve for x
    x = 1,495,109,405.02/56,942.29
  6. Step 6: Final answer
    x = 26,256.58

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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.