Home / 52,384.82-72,291.05-28,511.66

Finding the Fourth Proportional to 52,384.82, 72,291.05 and 28,511.66

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Solution

The fourth proportional to 52,384.82, 72,291.05 and 28,511.66 is: 39,346.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,384.82 : 72,291.05 = 28,511.66 : x
  2. Step 2: Convert to fraction form
    52,384.82/72,291.05 = 28,511.66/x
  3. Step 3: Cross multiply
    52,384.82x = 72,291.05 × 28,511.66
  4. Step 4: Simplify right side
    52,384.82x = 2,061,137,983.73
  5. Step 5: Solve for x
    x = 2,061,137,983.73/52,384.82
  6. Step 6: Final answer
    x = 39,346.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.