Home / 23,113.96-31,889.34-13,041.16

Finding the Fourth Proportional to 23,113.96, 31,889.34 and 13,041.16

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Solution

The fourth proportional to 23,113.96, 31,889.34 and 13,041.16 is: 17,992.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,113.96 : 31,889.34 = 13,041.16 : x
  2. Step 2: Convert to fraction form
    23,113.96/31,889.34 = 13,041.16/x
  3. Step 3: Cross multiply
    23,113.96x = 31,889.34 × 13,041.16
  4. Step 4: Simplify right side
    23,113.96x = 415,873,985.23
  5. Step 5: Solve for x
    x = 415,873,985.23/23,113.96
  6. Step 6: Final answer
    x = 17,992.33

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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.