Home / 51,681.93-77,530.19-16,613.39

Finding the Fourth Proportional to 51,681.93, 77,530.19 and 16,613.39

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Solution

The fourth proportional to 51,681.93, 77,530.19 and 16,613.39 is: 24,922.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,681.93 : 77,530.19 = 16,613.39 : x
  2. Step 2: Convert to fraction form
    51,681.93/77,530.19 = 16,613.39/x
  3. Step 3: Cross multiply
    51,681.93x = 77,530.19 × 16,613.39
  4. Step 4: Simplify right side
    51,681.93x = 1,288,038,812.53
  5. Step 5: Solve for x
    x = 1,288,038,812.53/51,681.93
  6. Step 6: Final answer
    x = 24,922.42

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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.