Home / 15,887.06-23,830.60-4,200.29

Finding the Fourth Proportional to 15,887.06, 23,830.60 and 4,200.29

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Solution

The fourth proportional to 15,887.06, 23,830.60 and 4,200.29 is: 6,300.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,887.06 : 23,830.60 = 4,200.29 : x
  2. Step 2: Convert to fraction form
    15,887.06/23,830.60 = 4,200.29/x
  3. Step 3: Cross multiply
    15,887.06x = 23,830.60 × 4,200.29
  4. Step 4: Simplify right side
    15,887.06x = 100,095,301.22
  5. Step 5: Solve for x
    x = 100,095,301.22/15,887.06
  6. Step 6: Final answer
    x = 6,300.43

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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.