Home / 51,551.23-77,304.96-18,279.67

Finding the Fourth Proportional to 51,551.23, 77,304.96 and 18,279.67

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Solution

The fourth proportional to 51,551.23, 77,304.96 and 18,279.67 is: 27,411.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,551.23 : 77,304.96 = 18,279.67 : x
  2. Step 2: Convert to fraction form
    51,551.23/77,304.96 = 18,279.67/x
  3. Step 3: Cross multiply
    51,551.23x = 77,304.96 × 18,279.67
  4. Step 4: Simplify right side
    51,551.23x = 1,413,109,158.16
  5. Step 5: Solve for x
    x = 1,413,109,158.16/51,551.23
  6. Step 6: Final answer
    x = 27,411.74

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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.