Home / 52,029.77-71,801.08-28,156.45

Finding the Fourth Proportional to 52,029.77, 71,801.08 and 28,156.45

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Solution

The fourth proportional to 52,029.77, 71,801.08 and 28,156.45 is: 38,855.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,029.77 : 71,801.08 = 28,156.45 : x
  2. Step 2: Convert to fraction form
    52,029.77/71,801.08 = 28,156.45/x
  3. Step 3: Cross multiply
    52,029.77x = 71,801.08 × 28,156.45
  4. Step 4: Simplify right side
    52,029.77x = 2,021,663,562.08
  5. Step 5: Solve for x
    x = 2,021,663,562.08/52,029.77
  6. Step 6: Final answer
    x = 38,855.90

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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.