Home / 51,366.04-77,055.48-17,638.60

Finding the Fourth Proportional to 51,366.04, 77,055.48 and 17,638.60

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Solution

The fourth proportional to 51,366.04, 77,055.48 and 17,638.60 is: 26,460.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,366.04 : 77,055.48 = 17,638.60 : x
  2. Step 2: Convert to fraction form
    51,366.04/77,055.48 = 17,638.60/x
  3. Step 3: Cross multiply
    51,366.04x = 77,055.48 × 17,638.60
  4. Step 4: Simplify right side
    51,366.04x = 1,359,150,789.53
  5. Step 5: Solve for x
    x = 1,359,150,789.53/51,366.04
  6. Step 6: Final answer
    x = 26,460.10

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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.