Home / 52,028.02-71,798.86-28,154.69

Finding the Fourth Proportional to 52,028.02, 71,798.86 and 28,154.69

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Solution

The fourth proportional to 52,028.02, 71,798.86 and 28,154.69 is: 38,853.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,028.02 : 71,798.86 = 28,154.69 : x
  2. Step 2: Convert to fraction form
    52,028.02/71,798.86 = 28,154.69/x
  3. Step 3: Cross multiply
    52,028.02x = 71,798.86 × 28,154.69
  4. Step 4: Simplify right side
    52,028.02x = 2,021,474,432.73
  5. Step 5: Solve for x
    x = 2,021,474,432.73/52,028.02
  6. Step 6: Final answer
    x = 38,853.57

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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.