Home / 23,108.34-31,889.76-14,031.06

Finding the Fourth Proportional to 23,108.34, 31,889.76 and 14,031.06

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Solution

The fourth proportional to 23,108.34, 31,889.76 and 14,031.06 is: 19,363.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,108.34 : 31,889.76 = 14,031.06 : x
  2. Step 2: Convert to fraction form
    23,108.34/31,889.76 = 14,031.06/x
  3. Step 3: Cross multiply
    23,108.34x = 31,889.76 × 14,031.06
  4. Step 4: Simplify right side
    23,108.34x = 447,447,135.95
  5. Step 5: Solve for x
    x = 447,447,135.95/23,108.34
  6. Step 6: Final answer
    x = 19,363.02

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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.