Home / 23,071.89-31,838.82-13,001.37

Finding the Fourth Proportional to 23,071.89, 31,838.82 and 13,001.37

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Solution

The fourth proportional to 23,071.89, 31,838.82 and 13,001.37 is: 17,941.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,071.89 : 31,838.82 = 13,001.37 : x
  2. Step 2: Convert to fraction form
    23,071.89/31,838.82 = 13,001.37/x
  3. Step 3: Cross multiply
    23,071.89x = 31,838.82 × 13,001.37
  4. Step 4: Simplify right side
    23,071.89x = 413,948,279.18
  5. Step 5: Solve for x
    x = 413,948,279.18/23,071.89
  6. Step 6: Final answer
    x = 17,941.67

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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.