Home / 52,753.41-72,800.98-28,880.01

Finding the Fourth Proportional to 52,753.41, 72,800.98 and 28,880.01

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Solution

The fourth proportional to 52,753.41, 72,800.98 and 28,880.01 is: 39,855.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,753.41 : 72,800.98 = 28,880.01 : x
  2. Step 2: Convert to fraction form
    52,753.41/72,800.98 = 28,880.01/x
  3. Step 3: Cross multiply
    52,753.41x = 72,800.98 × 28,880.01
  4. Step 4: Simplify right side
    52,753.41x = 2,102,493,030.41
  5. Step 5: Solve for x
    x = 2,102,493,030.41/52,753.41
  6. Step 6: Final answer
    x = 39,855.11

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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.