Home / 52,756.12-72,803.34-28,882.60

Finding the Fourth Proportional to 52,756.12, 72,803.34 and 28,882.60

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Solution

The fourth proportional to 52,756.12, 72,803.34 and 28,882.60 is: 39,857.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,756.12 : 72,803.34 = 28,882.60 : x
  2. Step 2: Convert to fraction form
    52,756.12/72,803.34 = 28,882.60/x
  3. Step 3: Cross multiply
    52,756.12x = 72,803.34 × 28,882.60
  4. Step 4: Simplify right side
    52,756.12x = 2,102,749,747.88
  5. Step 5: Solve for x
    x = 2,102,749,747.88/52,756.12
  6. Step 6: Final answer
    x = 39,857.93

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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.