Home / 52,670.54-72,685.32-28,797.21

Finding the Fourth Proportional to 52,670.54, 72,685.32 and 28,797.21

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Solution

The fourth proportional to 52,670.54, 72,685.32 and 28,797.21 is: 39,740.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,670.54 : 72,685.32 = 28,797.21 : x
  2. Step 2: Convert to fraction form
    52,670.54/72,685.32 = 28,797.21/x
  3. Step 3: Cross multiply
    52,670.54x = 72,685.32 × 28,797.21
  4. Step 4: Simplify right side
    52,670.54x = 2,093,134,423.96
  5. Step 5: Solve for x
    x = 2,093,134,423.96/52,670.54
  6. Step 6: Final answer
    x = 39,740.14

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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.