Home / 51,389.18-77,081.03-16,326.10

Finding the Fourth Proportional to 51,389.18, 77,081.03 and 16,326.10

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Solution

The fourth proportional to 51,389.18, 77,081.03 and 16,326.10 is: 24,488.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,389.18 : 77,081.03 = 16,326.10 : x
  2. Step 2: Convert to fraction form
    51,389.18/77,081.03 = 16,326.10/x
  3. Step 3: Cross multiply
    51,389.18x = 77,081.03 × 16,326.10
  4. Step 4: Simplify right side
    51,389.18x = 1,258,432,329.55
  5. Step 5: Solve for x
    x = 1,258,432,329.55/51,389.18
  6. Step 6: Final answer
    x = 24,488.28

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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.