Home / 51,733.08-77,605.71-18,457.89

Finding the Fourth Proportional to 51,733.08, 77,605.71 and 18,457.89

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Solution

The fourth proportional to 51,733.08, 77,605.71 and 18,457.89 is: 27,689.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,733.08 : 77,605.71 = 18,457.89 : x
  2. Step 2: Convert to fraction form
    51,733.08/77,605.71 = 18,457.89/x
  3. Step 3: Cross multiply
    51,733.08x = 77,605.71 × 18,457.89
  4. Step 4: Simplify right side
    51,733.08x = 1,432,437,658.55
  5. Step 5: Solve for x
    x = 1,432,437,658.55/51,733.08
  6. Step 6: Final answer
    x = 27,689.01

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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.