Home / 52,289.27-72,158.84-28,415.94

Finding the Fourth Proportional to 52,289.27, 72,158.84 and 28,415.94

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Solution

The fourth proportional to 52,289.27, 72,158.84 and 28,415.94 is: 39,213.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,289.27 : 72,158.84 = 28,415.94 : x
  2. Step 2: Convert to fraction form
    52,289.27/72,158.84 = 28,415.94/x
  3. Step 3: Cross multiply
    52,289.27x = 72,158.84 × 28,415.94
  4. Step 4: Simplify right side
    52,289.27x = 2,050,460,765.04
  5. Step 5: Solve for x
    x = 2,050,460,765.04/52,289.27
  6. Step 6: Final answer
    x = 39,213.80

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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.