Home / 52,080.17-78,120.25-14,644.19

Finding the Fourth Proportional to 52,080.17, 78,120.25 and 14,644.19

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Solution

The fourth proportional to 52,080.17, 78,120.25 and 14,644.19 is: 21,966.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,080.17 : 78,120.25 = 14,644.19 : x
  2. Step 2: Convert to fraction form
    52,080.17/78,120.25 = 14,644.19/x
  3. Step 3: Cross multiply
    52,080.17x = 78,120.25 × 14,644.19
  4. Step 4: Simplify right side
    52,080.17x = 1,144,007,942.54
  5. Step 5: Solve for x
    x = 1,144,007,942.54/52,080.17
  6. Step 6: Final answer
    x = 21,966.29

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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.