Home / 51,488.34-77,232.54-18,190.32

Finding the Fourth Proportional to 51,488.34, 77,232.54 and 18,190.32

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Solution

The fourth proportional to 51,488.34, 77,232.54 and 18,190.32 is: 27,285.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,488.34 : 77,232.54 = 18,190.32 : x
  2. Step 2: Convert to fraction form
    51,488.34/77,232.54 = 18,190.32/x
  3. Step 3: Cross multiply
    51,488.34x = 77,232.54 × 18,190.32
  4. Step 4: Simplify right side
    51,488.34x = 1,404,884,617.01
  5. Step 5: Solve for x
    x = 1,404,884,617.01/51,488.34
  6. Step 6: Final answer
    x = 27,285.49

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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.