Home / 56,613.27-84,942.96-28,541.40

Finding the Fourth Proportional to 56,613.27, 84,942.96 and 28,541.40

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Solution

The fourth proportional to 56,613.27, 84,942.96 and 28,541.40 is: 42,823.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,613.27 : 84,942.96 = 28,541.40 : x
  2. Step 2: Convert to fraction form
    56,613.27/84,942.96 = 28,541.40/x
  3. Step 3: Cross multiply
    56,613.27x = 84,942.96 × 28,541.40
  4. Step 4: Simplify right side
    56,613.27x = 2,424,390,998.54
  5. Step 5: Solve for x
    x = 2,424,390,998.54/56,613.27
  6. Step 6: Final answer
    x = 42,823.72

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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.