Home / 51,335.08-77,005.34-14,401.96

Finding the Fourth Proportional to 51,335.08, 77,005.34 and 14,401.96

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Solution

The fourth proportional to 51,335.08, 77,005.34 and 14,401.96 is: 21,603.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,335.08 : 77,005.34 = 14,401.96 : x
  2. Step 2: Convert to fraction form
    51,335.08/77,005.34 = 14,401.96/x
  3. Step 3: Cross multiply
    51,335.08x = 77,005.34 × 14,401.96
  4. Step 4: Simplify right side
    51,335.08x = 1,109,027,826.47
  5. Step 5: Solve for x
    x = 1,109,027,826.47/51,335.08
  6. Step 6: Final answer
    x = 21,603.70

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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.