Home / 23,073.36-31,849.15-13,516.31

Finding the Fourth Proportional to 23,073.36, 31,849.15 and 13,516.31

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Solution

The fourth proportional to 23,073.36, 31,849.15 and 13,516.31 is: 18,657.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,073.36 : 31,849.15 = 13,516.31 : x
  2. Step 2: Convert to fraction form
    23,073.36/31,849.15 = 13,516.31/x
  3. Step 3: Cross multiply
    23,073.36x = 31,849.15 × 13,516.31
  4. Step 4: Simplify right side
    23,073.36x = 430,483,017.80
  5. Step 5: Solve for x
    x = 430,483,017.80/23,073.36
  6. Step 6: Final answer
    x = 18,657.15

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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.