Home / 52,754.12-72,800.58-28,880.60

Finding the Fourth Proportional to 52,754.12, 72,800.58 and 28,880.60

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Solution

The fourth proportional to 52,754.12, 72,800.58 and 28,880.60 is: 39,855.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,754.12 : 72,800.58 = 28,880.60 : x
  2. Step 2: Convert to fraction form
    52,754.12/72,800.58 = 28,880.60/x
  3. Step 3: Cross multiply
    52,754.12x = 72,800.58 × 28,880.60
  4. Step 4: Simplify right side
    52,754.12x = 2,102,524,430.75
  5. Step 5: Solve for x
    x = 2,102,524,430.75/52,754.12
  6. Step 6: Final answer
    x = 39,855.17

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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.