Home / 15,897.80-23,846.70-10,080.20

Finding the Fourth Proportional to 15,897.80, 23,846.70 and 10,080.20

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Solution

The fourth proportional to 15,897.80, 23,846.70 and 10,080.20 is: 15,120.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,897.80 : 23,846.70 = 10,080.20 : x
  2. Step 2: Convert to fraction form
    15,897.80/23,846.70 = 10,080.20/x
  3. Step 3: Cross multiply
    15,897.80x = 23,846.70 × 10,080.20
  4. Step 4: Simplify right side
    15,897.80x = 240,379,505.34
  5. Step 5: Solve for x
    x = 240,379,505.34/15,897.80
  6. Step 6: Final answer
    x = 15,120.30

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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.