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Finding the Fourth Proportional to 52,852.80, 79,278.66 and 17,792.22

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Solution

The fourth proportional to 52,852.80, 79,278.66 and 17,792.22 is: 26,688.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,852.80 : 79,278.66 = 17,792.22 : x
  2. Step 2: Convert to fraction form
    52,852.80/79,278.66 = 17,792.22/x
  3. Step 3: Cross multiply
    52,852.80x = 79,278.66 × 17,792.22
  4. Step 4: Simplify right side
    52,852.80x = 1,410,543,360.03
  5. Step 5: Solve for x
    x = 1,410,543,360.03/52,852.80
  6. Step 6: Final answer
    x = 26,688.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.