Home / 51,335.13-77,003.16-18,055.46

Finding the Fourth Proportional to 51,335.13, 77,003.16 and 18,055.46

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Solution

The fourth proportional to 51,335.13, 77,003.16 and 18,055.46 is: 27,083.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,335.13 : 77,003.16 = 18,055.46 : x
  2. Step 2: Convert to fraction form
    51,335.13/77,003.16 = 18,055.46/x
  3. Step 3: Cross multiply
    51,335.13x = 77,003.16 × 18,055.46
  4. Step 4: Simplify right side
    51,335.13x = 1,390,327,166.91
  5. Step 5: Solve for x
    x = 1,390,327,166.91/51,335.13
  6. Step 6: Final answer
    x = 27,083.35

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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.