Home / 52,028.81-71,799.98-28,155.48

Finding the Fourth Proportional to 52,028.81, 71,799.98 and 28,155.48

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Solution

The fourth proportional to 52,028.81, 71,799.98 and 28,155.48 is: 38,854.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,028.81 : 71,799.98 = 28,155.48 : x
  2. Step 2: Convert to fraction form
    52,028.81/71,799.98 = 28,155.48/x
  3. Step 3: Cross multiply
    52,028.81x = 71,799.98 × 28,155.48
  4. Step 4: Simplify right side
    52,028.81x = 2,021,562,763.08
  5. Step 5: Solve for x
    x = 2,021,562,763.08/52,028.81
  6. Step 6: Final answer
    x = 38,854.68

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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.