Home / 23,077.85-31,847.64-13,004.36

Finding the Fourth Proportional to 23,077.85, 31,847.64 and 13,004.36

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Solution

The fourth proportional to 23,077.85, 31,847.64 and 13,004.36 is: 17,946.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,077.85 : 31,847.64 = 13,004.36 : x
  2. Step 2: Convert to fraction form
    23,077.85/31,847.64 = 13,004.36/x
  3. Step 3: Cross multiply
    23,077.85x = 31,847.64 × 13,004.36
  4. Step 4: Simplify right side
    23,077.85x = 414,158,190.31
  5. Step 5: Solve for x
    x = 414,158,190.31/23,077.85
  6. Step 6: Final answer
    x = 17,946.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.