Home / 15,988.37-23,982.75-6,128.24

Finding the Fourth Proportional to 15,988.37, 23,982.75 and 6,128.24

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Solution

The fourth proportional to 15,988.37, 23,982.75 and 6,128.24 is: 9,192.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,988.37 : 23,982.75 = 6,128.24 : x
  2. Step 2: Convert to fraction form
    15,988.37/23,982.75 = 6,128.24/x
  3. Step 3: Cross multiply
    15,988.37x = 23,982.75 × 6,128.24
  4. Step 4: Simplify right side
    15,988.37x = 146,971,927.95
  5. Step 5: Solve for x
    x = 146,971,927.95/15,988.37
  6. Step 6: Final answer
    x = 9,192.43

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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.